| 1936 RICHARD Toy And Game Apparatus Patent Print |
| 1926 BLAIR Art And Apparatus For Warfare Patent |
| 1967 STEWART Drop And Spin Test Apparatus Patent |
| 1940 OVERHOLT Play And Exercise Apparatus Patent |
| 1932 BLAIR Art And Apparatus For Games Patent |
| 1938 HARRY Game And Apparatus Therefor Patent |
| 1926 DENT Blasting Method And Apparatus Patent |
| 1938 GROSS JOHN Game And Apparatus Patent Print |
| 1955 JENKINS Peg And Hole Game Apparatus Patent |
| 1923 TABB Art And Apparatus For Lighting Patent |
| 1930 SIMMONS Baseball Game And Apparatus Patent |
| 1936 JOHN Football Game And Apparatus Patent |
| 1942 AIKMAN Brake And Booster Apparatus Patent |
| 1937 STOCKTON Game And Game Apparatus Patent |
| 1925 EVANS Drum And Cymbal Apparatus Patent |
| 1968 WEGENER Lifting And Towing Apparatus Patent |
| 1920 JOSEPH Testing And Tuning Apparatus Patent |
| 1903 JONES Table Racket And Fives Apparatus Patent 1225 |
| 1963 JURGEN Fishing Method And Apparatus Patent |
| 1944 VENSEL Game And Game Apparatus Patent Print |
| 1930 BARRETT Game And Game Apparatus Patent |
| 1945 GORSUCH Game And Game Apparatus Patent |
| 1952 POOLER Bombing Method And Apparatus Patent |
| 1925 JAY Game And Apparatus Therefor Patent |
| 1957 BUTLER Bat And Ball Game Apparatus Patent |
| 1954 LEE Peg And Ring Game Apparatus Patent |
| 1958 JOSEPH Sewing Method And Apparatus Patent |
| 1968 HILL Letter And Name Game Apparatus Patent |
| 1960 GLINTZ Toy And Game Apparatus Patent Print |
| 1951 MARTIN Loading Method And Apparatus Patent |
| 1958 FRANK Game Board And Apparatus Patent Print |
| 1939 FALLER Control System And Apparatus Patent |
| 1933 ROUSE Mooring And Hoisting Apparatus Patent |
| 1937 FRANTZ Game And Apparatus Therefor Patent |
| 1939 THOMAS Game And Game-Board Apparatus Patent |
| 1956 GRANDIN Cutting Method And Apparatus Patent |
| 1939 MORRIS Game And Apparatus Therefor Patent |
| 1949 GREEN Game Board And Apparatus Patent Print |
| 1933 VON Golf Practice And Game Apparatus Patent |
| 1941 FORTINGTON Cleat And Like Apparatus Patent |
| 1962 LARDIN Release And Ejector Apparatus Patent |
| 1942 VICTOR Diving Mask And Apparatus Patent |
| 1953 SHEPARD Water Gun Butt And Apparatus Patent |
| 1962 CHALCROFT Ball Game And Apparatus Patent |
| 1968 CHATE Diving Method And Apparatus Patent |
| 1949 HENRI Alarm Clock And Like Apparatus Patent |
| 1925 SPAULDING Game And Game Apparatus Patent |
| 1962 FREEBERG Play And Exercise Apparatus Patent |