| 1934 FARMER Brake Shoe Clearance Adjuster Patent |
| 1934 AURIEN Unit Cylinder Clasp Brake Patent |
| 1934 CYRUS Brake Rigging For Railway Cars Patent |
| 1934 BUSSE EDWIN Brake Beam Patent Print Art |
| 1934 BARNES Muzzle Brake For Guns Patent Print |
| 1934 SANFORD HUGH Mine Car Brake Patent Print |
| 1934 BENDIX AVIAT CORP Brake Patent Print Art |
| 1934 DRUMMOND Air Brake For Aircraft Patent |
| 1934 CAMP PERCY Brake Adjuster Patent Print Art |
| 1934 JACOB IVEMEYER Brake Beam Strut Patent |
| 1934 PFLAGER Railway Brake Construction Patent |
| 1934 FARMER CLYDE Load Brake Device Patent Print |
| 1934 HASELTINE STACY Hand Brake Patent Print Art |
| 1934 KELSEY HAYES WHEEL CORP Hub Brake Patent |
| 1934 MOHUN JOHN Brake Beam Patent Print Art |
| 1934 FREDERIC SCHACFER Brake Hanger Patent Print |
| 1934 BAKER CHRIS Brake Head Patent Print Art |
| 1934 SIMANEK EDWARD Brake Mechanism Patent Print |
| 1934 ANDERSON Support For Brake Beams Patent |
| 1934 POE Magnetic Brake For Railways Patent |
| 1934 WINE Brake Rigging For Railway Cars Patent |
| 1934 MINER INC W H Hand Brake Patent Print Art |
| 1934 EDGAR Brake Patent |
| 1934 SCHWENTLER Truck Brake Rigging Patent Print |
| 1934 TETLOW LEWIS Airplane Brake Patent Print |
| 1934 BASELT WALTER Clasp Brake Patent Print Art |
| 1934 SWAIN JOSEPH Wheel And Brake Patent Print |
| 1934 SEIZO Brake Apparatus For A Wheel Patent |
| 1934 LOUNSBURY HARVEY Hand Brake Patent Print |
| 1934 ROTHENHOEFER Brake For Aeroplanes Patent |
| 1934 AMERICAN STEEL FOUNDRIES Clasp Brake Patent |
| 1934 AMERICAN STEEL FOUNDRIES Brake Head Patent |
| 1934 OLANDER ROLAND Hand Brake Patent Print Art |