Patent Grant
D322264
| Number | Name | Date | Kind |
|---|---|---|---|
| D170633 | Gerald | Oct 1953 | |
| 2273936 | Ceroni | Feb 1942 | |
| 2718171 | Fitz Gerald | Sep 1955 | |
| 3124035 | Lucas | Mar 1964 | |
| 3167998 | Appeldorn et al. | Feb 1965 | |
| 3285126 | Lucas | Nov 1966 | |
| 3366005 | Benedict | Jan 1968 | |
| 3653754 | Yamanaka | Apr 1972 | |
| 3979160 | Anderson et al. | Sep 1976 | |
| 4449800 | De Longis et al. | May 1984 | |
| 4588271 | Emura | May 1986 | |
| 4696557 | Tomizuka | Sep 1987 | |
| 4728184 | Kyhl | Mar 1988 | |
| 4776688 | Ushiro et al. | Oct 1988 | |
| 4938587 | Namioka et al. | Jul 1990 | |
| 4968134 | Shimizu et al. | Nov 1990 |
