| 1934 DIXIE Chain Severing Mechanism Looping Machines |
| 1934 HATCHER Reversible Feed Mechanism Machine Guns |
| 1934 CARLSON Hammer Mechanism Audiblesignal Clocks |
| 1934 E INGRAHAM Hammer Mechanism Audiblesignal Clocks |
| 1934 TOWLE Braking Mechanism For Airships Patent |
| 1934 GOURLEY Alarm Mechanism For Clocks Patent |
| 1934 UNION Buffer Mechanism Passenger Cars Art |
| 1934 TRIPLEX Time Switch Mechanism With Seven Day Dial |
| 1934 HOSCEIT Control Mechanism Hopper Car Doors |
| 1934 O'DONNEIL Cut Off Mechanism Taping Machines |
| 1934 SISSON Buffer Mechanism Passenger Cars Art |
| 1934 HOWE Service Drive Mechanism Trailers Art |
| 1934 LASSEN Trigger Operating Mechanism Aircraft Guns |
| 1934 LITTLE Mechanism Controlling Electric Circuits |
| 1934 FOWLER Motor Control Mechanism Electric Clocks |
| 1934 COEUR Tilting Mechanism Dump Cars Art Print |
| 1934 FIRM Winding Mechanism Timepiece Driving Springs |
| 1934 GILPIN Buffer Mechanism Railway Passenger Cars |
| 1934 CARLIN COMFORTS INC Sewing Mechanism Quilts Like |
| 1934 BRISBIN Hoisting Mechanism Dump Trucks Art |