| GC Electronics | Acquisition of Wood Specialty Mfg. |
| | Briefly Noted |
| | Merger with Thorsen Tool Company |
| GC Thorsen Inc. | See also Thorsen Manufacturing |
| | Catalog (1991) Combination Wrenches |
| | TTC Thorsen Tool [Logo] Trademark |
| GEDORE | See also Dowidat |
| | Company Profile |
| | Model 1B Wrench, 16mm |
| | Model 1B Wrench, 5.5mm |
| | Model 91 Wrench, 6 Inch |
| | Model DIN894 Wrench, 19mm |
| | Model No. 6 Wrench, 1-1/8x1-1-4w |
| GIRARD STANDARD [logo] | Trademark for Girard Wrench Mfg. |
| GLOBEMASTER [design] | Trademark for Globemaster, Inc., 2 |
| GTD [logo] | Trademark for Greenfield Tap & Die |
| GTD | See also Greenfield Tap & Die |
| | Offset Pipe Wrench, 8 Inch |
| | Pipe Wrench, Stillson 14 Inch |
| Gagne, G.R. | Patent 1,752,074 |
| | Patent 2,020,883, 2 |
| | Patent 2,024,852, 2 |
| | Patent 2,027,161 |
| | Patent 2,078,631 |
| | Patent 2,132,947 |
| | Patent 2,196,297, 2 |
| Gairoard, C.L. | Patent 2,043,373 |
| | Patent 2,088,197 |
| Gaisser, L.E. | Patent 1,160,160 |
| Gamble Stores Inc. | Artisan Trademark |
| Gamble Stores | See also Artisan |
| | See also Tiger Tools, 2 |
| | Catalog (1940) |
| | Catalog (1940) Chrome Alloy Socket Sets, 2 |
| | Catalog (1940) Chrome Alloy Sockets, 2 |
| | Catalog (1940) Tiger Alloy Adjustable Wrenches, 2 |
| | Catalog (1940) Tiger Tools Combination Wrenches, 2 |
| | Catalog (1940) Tiger Tools Socket Sets, 2 |
| | Catalog (1942) Detail for Tiger Tools Wrenches, 2 |
| | Catalog (1942) Tiger Tools Offset Box Wrenches, 2 |
| | Company History |
| | Listings for Diamond |
| | Production by Diamond Calk |
| | Production by Diamond Calk Horseshoe |
| | Production by S-K |
| | Production by Sherman-Klove |
| | Production by Vlchek, 2 |
| | Tiger Tools Brand |
| | Tool Identification |
| | Trademarks Registered |
| Garage Dealer | 1921 Ad for Truth Tool |
| | 1922 Ad for Truth Tool |
| Garrington | Blue Diamond Open-End Wrench, 3/4x7/8 |
| | Blue Diamond Open-End Wrench, 5/8x3/4 |
| | Company Profile |
| | Tappet Wrench, "Jaguar" 11/32x3/8 |
| | Tappet Wrench, "Jaguar" 9/16x5/8 |
| Gates, J. | Patent 119,596 |
| Gayne, G.R. | Patent 1,898,121 |
| Gear Puller | See also Puller |
| Gear Wrench [logo] | Trademark for Hand Tool Design Corp. |
| GearWrench | See also Lea Way Hand Tool |
| | Ratcheting Combination Wrench, 11/16 Flex |
| | Ratcheting Combination Wrench, 11/16 Reversible |
| | Ratcheting Combination Wrench, 16mm Flex |
| | Trademark for Easco Hand Tools, Inc. |
| Gellman Mfg. | Adjustable Wrench, "Polly" No. 121 |
| | Adjustable Wrench, "Polly" No. 91 |
| | Company Profile |
| Gellman, I.C. | Patent 1,451,873 |
| | Patent 1,451,906 |
| Gendron Iron Wheel Co. | See also Gendron |
| | Company Profile |
| | Tool Identification |
| Gendron, P. | Patent 476,629, 2 |
| Gendron | See also Gendron Iron Wheel Co. |
| | Bicycle Wrench, 5 Inch |
| General Sales Co. | Catalog No. 18 (1918), 2, 3 |
| | Listings for Buffum |
| | Listings for Smith, H.D. |
| | Listings for Walden |
| General Tool Company | Distributor for Thorsen |
| | Founding in 1929 |
| Gentry, A.E. | Patent 2,176,626 |
| Gentry, A.E | Patent 2,176,626 |
| German Silver | Use by Miller Combination Tool |
| Giesel, C.R. | Patent 2,138,332 |
| Giles, J.A. | Patent 391,957, 2 |
| Giller Tool | Division of Thorsen Manufacturing |
| | Model 2020 Wrench |
| Gillett, B.B. | Patent 1,626,809 |
| | Patent RE17,417, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 |
| Girard Wrench Mfg. | Adjustable Wrench, 10 Inch |
| | Company Profile |
| | GIRARD STANDARD [logo] Trademark |
| | Girard [logo] Trademark |
| | Patents Issued |
| | STANDARD GIRARD Trademark |
| | Trademarks Registered |
| Girard [logo] | Trademark for Girard Wrench Mfg. |
| Globemaster, Inc. | Company Profile |
| | GLOBEMASTER [design] Trademark, 2 |
| | TASKMASTER Trademark |
| Globemaster | Adjustable Wrench, 60140 6 Inch |
| | Diagonal Cutters, 6113 5.5 Inch |
| | Ripping Hammer, 60820-R, 2 |
| Good Hardware | 1925 Ad for None Better Socket Set |
| Goodell-Pratt | Company Profile |
| | Offset Socket Wrench, 11/16 |
| Gordon Tools | Box-End Wrench, 7/16x1/2W |
| | Company Profile |
| Gordon, W. | Patent 1,380,794 |
| Grabovac, B. | Patent 3,726,134 |
| Graham Roller Bearing | See also Currier-Koeth Mfg. |
| | Successor to Currier-Koeth Mfg. |
| Graham, D.F. | Patent 1,328,428 |
| Graham, John H. & Co. | See also Witherby Hand Tools |
| | Catalog (1891) Coes Wrenches |
| | Witherby Flare Wrench Trademark |
| Grant, W.T. Co. | Hudson Forge Co Trademark |
| Gray, L. & A.Y. Gray | Patent 227,765 |
| Great Lakes Forge Co. | Briefly Noted |
| | Successor to Cochran Forging |
| Green, Tweed & Co. | See also Favorite |
| | Company Profile |
| Greenfield Tap & Die | See also GTD |
| | Catalog (1921) Pipe Wrenches |
| | Catalog Resources |
| | Company Profile |
| | GTD [logo] Trademark |
| | Patents Issued |
| | Trademarks Registered |
| Greenlee, H.T. | Patent D199,149, 2, 3, 4 |
| Greer, J.J. et al | Patent 2,508,604 |
| Gregory, J.H. | Patent 488,431 |
| Grinden, W.J. et al | Patent 577,653 |
| | Patent 577,654 |
| Grip-O-Matic | Trademark for Owatonna Tool Co. |
| Gripso | See also Basford, H.R. Co. |
| | Model 211 Pliers |
| | Trademark for Basford, H.R. Co. |
| | Vise Pliers, 8 Inch |
| Groove-Joint | Trademark for Diamond Calk Horseshoe |
| Guernsey, C.C. | Patent 1,061,609 |
| Guthard, Edgar C. Co. | See also Billmont |
| | Billmont Trademark |
| | Company History |
| | Patents Issued |
| | Trademarks Registered |
| Guthrie, Jr., J.F. | Patent 320,872 |