| 1928 MILLS GORDON Game Apparatus Patent Print |
| 1928 STANFORD MCVEY Game Apparatus Patent Print |
| 1928 ROBINS MAY Game Apparatus Patent Print Art |
| 1928 EDWARDS Game Apparatus Patent Print Art |
| 1928 CHRISTOPH Game Apparatus Patent Print Art |
| 1928 BRISTOW BRUCE Game Apparatus Patent Print |
| 1928 THOMPSON Electrical Apparatus Patent Print |
| 1928 ERNEST Electrical Apparatus Patent Print |
| 1928 GREGG TRESHAM Game Apparatus Patent Print |
| 1928 POST BENJAMIN Game Apparatus Patent Print |
| 1928 FRANK Golf Game Apparatus Patent Print Art |
| 1928 VOLLMER MILTON Game Apparatus Patent Print |
| 1928 PIERCE Playground Apparatus Patent Print |
| 1928 GREY LIVESAY Towing Apparatus Patent Print |
| 1928 BROCKWAY Delivery Apparatus Patent Print |
| 1928 JACKSON SAUL Game Apparatus Patent Print |
| 1928 PETER Exercising Apparatus Patent Print Art |
| 1928 BAKER LIN Fishing Apparatus Patent Print |
| 1928 SORENSEN Decoding Apparatus Patent Print |
| 1928 CLARK CHARLES Game Apparatus Patent Print |
| 1928 ROSAR LAURENCE Game Apparatus Patent Print |
| 1928 SCHECK Golf Game Apparatus Patent Print Art |
| 1928 HEWETT CHARLES Game Apparatus Patent Print |
| 1928 POWELL Salvaging Apparatus Patent Print Art |
| 1928 HALL Indoor Golf Apparatus Patent Print Art |
| 1928 NESTOR HENRY Game Apparatus Patent Print |
| 1928 BARNETT EDWARD Golf Apparatus Patent Print |
| 1928 ZERK Lubricating Apparatus Patent Print Art |
| 1928 FRANCESCO Game Apparatus Patent Print Art |
| 1928 JOHN Life Saving Apparatus Patent Print Art |
| 1928 HOWARD MCDOWELL Game Apparatus Patent Print |
| 1928 VOLLAND Hoisting Apparatus Patent Print Art |
| 1928 LELAND BURT Game Apparatus Patent Print Art |
| 1928 LEONARD WALTON Game Apparatus Patent Print |
| 1928 OTTO FEICK Sporting Apparatus Patent Print |
| 1928 COOKE CHARLES Diving Apparatus Patent Print |
| 1928 SERPAS Regulating Apparatus Patent Print |
| 1928 AUGUST Pendulum Lens Apparatus Patent Print |
| 1928 H C PROULX Game Apparatus Patent Print Art |
| 1928 EVANS KEITH Game Apparatus Patent Print Art |
| 1928 GORMAN HORACE Game Apparatus Patent Print |
| 1928 JOHN Traffic Signal Apparatus Patent Print |
| 1928 JOHNSON Car Transfer Apparatus Patent Print |
| 1928 PHILIP Golf Game Apparatus Patent Print Art |
| 1928 NETTLETON Electrical Apparatus Patent Print |
| 1928 CAULKINS CECIL Game Apparatus Patent Print |
| 1928 PERRY IRA Swimming Apparatus Patent Print |
| 1928 RIDGWAY Amusement Apparatus Patent Print |
| 1928 NOYES HARRY Game Apparatus Patent Print Art |
| 1928 WELPLEY WALTER Game Apparatus Patent Print |
| 1928 PESNEL Game Apparatus Patent Print Art |
| 1928 VINCENT WALLACE Game Apparatus Patent Print |