| 1940 COLLINS Manikin For Bowling Game Patent |
| 1940 SEAMAN ELLSWORTH Bowling Pin Patent Print |
| 1940 DE Miniature Bowling Game Patent Print Art |
| 1940 LEO HINZ Bowling Game Patent Print Art |
| 1940 HINCKLEY DANA Bowling Alley Patent Print |
| 1940 KISSINGER Bowling Game Apparatus Patent |
| 1940 DUNLAP GUS Bowling Game Patent Print Art |
| 1940 BRUNO Junior Bowling Game Patent Print Art |
| 1940 SEKRETARSKI Junior Bowling Game Patent |
| 1940 TREIBER THEODORE Bowling Alley Patent Print |
| 1940 ARTHUR W MERKLE Bowling Alley Patent Print |
| 1940 BROOKFIELD Bowling Equipment Patent Print |
| 1940 ROBERT FEDERER Bowling Alley Patent Print |
| 1940 LLOYD RICHARD Bowling Alley Patent Print |
| 1940 BOWLING Vehicle For Children Patent Print |
| 1940 DE VINNEY Miniature Bowling Game Patent |
| 1940 PASSOW Bowling Ball Returnway Patent Print |
| 1940 DUANE W PRICE Manikin Bowling Game Patent |
| 1940 DARBY FRANK Bowling Ball Patent Print Art |
| 1940 JOHN Portable Bowling Alley Patent Print |
| 1940 AUGUST Miniature Bowling Alley Table Patent |
| 1940 HARTLEY EARLE Bowling Pin Patent Print Art |
| 1940 MCCAULEY Bowling Alley Appliance Patent |
| 1940 HINKLEY Bowling Ball Grip Gauge Patent |
| 1940 KOCI JERRY Bowling Game Patent Print Art |
| 1940 KAISERMAN JACOB Bowling Alley Patent Print |
| 1940 CHICAGO COIN MACHINE CO Bowling Game Patent |
| 1940 STRONG EARL Bowling Alley Patent Print Art |
| 1940 HENRY E GREMP Bowling Alley Patent Print |
| 1940 SVEND WEIDEMANN Bowling Game Board Patent |
| 1940 DEBAY GEORGE Bowling Alley Bed Patent Print |