| 1944 HORNADAY Refrigerating Apparatus Patent |
| 1944 ALFRED Apparatus For Firing Powder Patent |
| 1944 SIKES Coin Controlled Game Apparatus Patent |
| 1944 MCGARRY Water Delivery Apparatus Patent |
| 1944 GRONDAHL Control Apparatus Patent Print Art |
| 1944 DEN Aircraft Heating Apparatus Patent Print |
| 1944 AGNEW Railway Track Circuit Apparatus Art |
| 1944 DODD Electrical Control Apparatus Patent |
| 1944 PLUMMER ROBERT Game Apparatus Patent Print |
| 1944 BYRON Game Apparatus Patent Print Art |
| 1944 JOSEPH Runner Training Apparatus Patent |
| 1944 SOLINSKI Game Apparatus Patent Print Art |
| 1944 GEN MOTORS CORP Refrigerating Apparatus Art |
| 1944 MCGILL Control For Steering Apparatus |
| 1944 LOGAN Railway Braking Apparatus Patent |
| 1944 ANDREW Electrical Control Apparatus Patent |
| 1944 MAURITZ BRODEN Alarm Apparatus Patent Print |
| 1944 ERNEST Flotation Apparatus Patent Print Art |
| 1944 GIBBS THOMAS Timing Apparatus Patent Print |
| 1944 CALDWELL Recording Apparatus Patent Print |
| 1944 GOULD Refrigerating Apparatus Patent Print |
| 1944 KING JAMES Lifesaving Apparatus Patent |
| 1944 CANDOR ROBERT Timing Apparatus Patent Print |
| 1944 BLACK KYLE Brake Apparatus Patent Print Art |
| 1944 VENSEL Game And Game Apparatus Patent Print |
| 1944 PETER KOSS Game Apparatus Patent Print Art |
| 1944 FISH Electric Signaling Apparatus Patent |
| 1944 BERETISH Lubricating Apparatus Patent Print |
| 1944 JAY Apparatus For Timing Watches Patent |
| 1944 WILLIAM SUMMERBELL Recoil Apparatus Patent |
| 1944 EDMONDO Amusement Apparatus Patent Print |
| 1944 MIKLOS Apparatus For Rifle Practice Patent |
| 1944 ALLEN Indication Apparatus Patent Print Art |
| 1944 GEHRING FRED Signal Apparatus Patent Print |
| 1944 BARNETT Salvaging Apparatus Patent Print |
| 1944 MACKAY Sound Signal Apparatus Patent Print |
| 1944 HAYGOOD Aircraft Catching Apparatus Patent |
| 1944 MILLER Time Control Apparatus Patent Print |
| 1944 OTIS Salvaging Apparatus And System Patent |
| 1944 BARNES Flaw Detecting Apparatus Patent |
| 1944 JEROME Electrical Control Apparatus Patent |
| 1944 REEVES Announcing Apparatus Patent Print |
| 1944 WOODWARD GLEN Game Apparatus Patent Print |
| 1944 SHONNARD Freight Transfer Apparatus Patent |
| 1944 YOUNG HENRY Control Apparatus Patent Print |
| 1944 GEORGE W BORG CORP Timing Apparatus Patent |
| 1944 BEAKES HOWARD Control Apparatus Patent |
| 1944 MALLERY Unloading Apparatus Patent Print |
| 1944 DODD Signal Control Apparatus Patent Print |
| 1944 GEN MOTORS CORP Timing Apparatus Patent |
| 1944 MAYNES Aquatic Amusement Apparatus Patent |
| 1944 GRANT CASPER Game Apparatus Patent Print |
| 1944 DAY Mobile Loading Apparatus Patent Print |
| 1944 HEYMANN SEYMOUR Heating Apparatus Patent |
| 1944 POGUE ROBERT Braking Apparatus Patent Print |
| 1944 MCCUNE Power Drive Mounting Apparatus Art |
| 1944 WADSWORTH Loading Apparatus Patent Print |
| 1944 BINGHAM Lifesaving Apparatus Patent Print |
| 1944 BONE Railway Switch Operating Apparatus Art |
| 1944 LOCOMOTIVE No8 BRAKING apparatus Valve lap worK + |
| 1944 LOCOMOTIVE No8 BRAKING apparatus Valve lap worK + |