Patent Grant
D292119
| Number | Name | Date | Kind |
|---|---|---|---|
| D150917 | Berg | Mar 1946 | |
| D177053 | Kofford | Mar 1956 | |
| D191933 | Grove | Dec 1961 | |
| D192896 | Milette | May 1962 | |
| D234145 | Peppler et al. | Jan 1975 | |
| D251603 | de Feudis | Apr 1979 | |
| 1086785 | Parkins | Feb 1914 | |
| 1103413 | Hasty | Jul 1914 | |
| 1259253 | McCullough | Mar 1918 | |
| 1928103 | Hill | Feb 1932 | |
| 2338072 | Quinn | Dec 1943 | |
| 2608987 | Collman | Sep 1952 | |
| 2700370 | Goff | Jan 1955 | |
| 2719509 | Kitson | Oct 1955 | |
| 2749882 | Butker | Jun 1956 | |
| 2763459 | Anderson | Sep 1956 | |
| 2771058 | Howard | Nov 1956 | |
| 2848013 | Kofford | Aug 1958 | |
| 3052215 | Shold | Sep 1962 | |
| 3145729 | Cordis | Aug 1964 | |
| 3306262 | Hart | Feb 1967 | |
| 3316929 | Milette | May 1967 | |
| 3350056 | Blumenkranz | Oct 1967 | |
| 3443788 | Grove | May 1969 | |
| 3940106 | Hart et al. | Feb 1976 | |
| 3941349 | Pierson | Mar 1976 | |
| 4221188 | Hostetler | Sep 1980 |
