| 1921 WILHOIT WALTER Trap Patent Print Art |
| 1921 GIBBS WALTER Support For Traps Patent Print |
| 1921 HOUSEMAN WALTER Automobile Boat Patent |
| 1921 SCOTT WALTER Toy Patent Print Art |
| 1921 WALTER LABURDA Animal Trap Patent Print Art |
| 1921 WALTER BARNETT Tip Vehicle Patent Print Art |
| 1921 BARGER WALTER Weaner Patent Print Art |
| 1921 ISGRIG WALTER Clamp BADGER MFG CORP Patent |
| 1921 BOLTON WALTER Oar Patent Print Art |
| 1921 TELGA WALTER Animal Trap Patent Print Art |
| 1921 WALTER CHRISTIE Aerial Gun Tractor Patent |
| 1921 WALTER WARD Feed Trough Patent Print Art |
| 1921 COTTON WALTER Stock Tank Patent Print Art |
| 1921 GARRATT WALTER Pneumatic Horn Patent Print |
| 1921 WALTER CLEMENCE Toy Patent Print Art |
| 1921 KAMP WALTER Propeller Patent Print Art |
| 1921 ADAMS WALTER Fishing Reel Patent Print Art |
| 1921 KOPP WALTER Fishing Reel Patent Print Art |
| 1921 ROZANSKI WALTER Roundabout Patent Print Art |
| 1921 WALTER TAFT Helicopter Patent Print Art |
| 1921 KNOELL WALTER Aeroplane Wing Patent Print |
| 1921 CREASE WALTER Beehive Patent Print Art |
| 1921 WOODWARD WALTER Signaling Device Patent |
| 1921 WALTER LAMBERT Cargo Vessel Patent Print |
| 1921 WALTER Land And Water Toy Patent Print Art |
| 1921 WALTER LASAR Aeroplane Patent Print Art |
| 1921 RICHMAN WALTER Toy Patent Print Art |
| 1921 WALTER Tone Modifier For Phonocraphs Patent |
| 1921 ROPP WALTER Animal Trap Patent Print Art |
| 1921 WOOD WALTER Game Apparatus Patent Print Art |
| 1921 GAGE WALTER Quilting Frame Patent Print Art |
| 1921 WALTER CHOINSKI Toy Patent Print Art |
| 1921 WALTER Cargo Vessel Patent Print Art |
| 1921 ROOT WALTER Game FREDERICK BEISSEL Patent |
| 1921 WODRASKA WALTER Pneumatic Action Patent |
| 1921 JOHN WALTER Attachment For Sleds Patent |
| 1921 HODGES WALTER Fishing Line Reel Patent |