Patent Grant
D354784
| Number | Name | Date | Kind |
|---|---|---|---|
| D344772 | Long et al. | Mar 1994 | |
| 1568888 | Dunn | Jan 1926 | |
| 1582836 | Link | Apr 1926 | |
| 1592463 | Marker | Jul 1926 | |
| 1658581 | Tobia | Feb 1928 | |
| 2550846 | Milligan | May 1951 | |
| 3468544 | Antonious | Sep 1969 | |
| 3847399 | Raymont | Nov 1974 | |
| 3997170 | Goldberg | Dec 1976 | |
| 4021047 | Mader | May 1977 | |
| 4065133 | Gordos | Dec 1977 | |
| 4076254 | Nygren | Feb 1978 | |
| 4139196 | Riley | Feb 1979 | |
| 4157830 | Taylor | Jun 1979 | |
| 4313607 | Thompson | Feb 1982 | |
| 4417731 | Yamada | Nov 1983 | |
| 4429879 | Schmidt | Feb 1984 | |
| 4432549 | Zebelean | Feb 1984 | |
| 4438931 | Motomiya | Mar 1984 | |
| 4489945 | Kobayashi | Dec 1984 | |
| 4511145 | Schmidt | Apr 1985 | |
| 4602787 | Sugioka | Jul 1986 | |
| 4681321 | Chen | Jul 1987 | |
| 4697813 | Inoue | Oct 1987 | |
| 4828265 | Antonious | May 1989 | |
| 4930781 | Allen | Jun 1990 | |
| 4944515 | Shearer | Jul 1990 | |
| 5000454 | Soda | Mar 1991 | |
| 5004241 | Antonious | Apr 1991 | |
| 5028049 | McKeighen | Jul 1991 | |
| 5067715 | Schmidt | Nov 1991 |
| Number | Date | Country |
|---|---|---|
| 376903 | Jul 1932 | GBX |
| 664438 | Jan 1952 | GBX |
