Number | Name | Date | Kind |
---|---|---|---|
375412 | Creque | Dec 1887 | A |
908849 | Ferris | Jan 1909 | A |
994448 | Ferris | Jun 1911 | A |
1050437 | Edsall | Jan 1913 | A |
1077083 | Kroder | Oct 1913 | A |
1150274 | Lathrop | Aug 1915 | A |
1279543 | Hills | Sep 1918 | A |
1801477 | Ainsworth | Apr 1931 | A |
2111357 | Cornell, Jr. | Mar 1938 | A |
2201043 | Kirsch | May 1940 | A |
2498590 | Straus | Feb 1950 | A |
2790558 | Rosenbaum | Apr 1957 | A |
2916159 | O'Neil | Dec 1959 | A |
3384987 | Prechtl | May 1968 | A |
3624954 | van der Veken | Dec 1971 | A |
3675883 | Holmes et al. | Jul 1972 | A |
3795380 | Turner | Mar 1974 | A |
4068345 | Hehl et al. | Jan 1978 | A |
4079838 | Granum | Mar 1978 | A |
4283035 | Ojembarrena et al. | Aug 1981 | A |
4345762 | Lebelson | Aug 1982 | A |
4747182 | Darner | May 1988 | A |
4889305 | Mahan | Dec 1989 | A |
5082226 | Mahan | Jan 1992 | A |
5106093 | Engel | Apr 1992 | A |
5303832 | Tu | Apr 1994 | A |
5421551 | LeClaire | Jun 1995 | A |
5615850 | Cloninger | Apr 1997 | A |
5706878 | Guettler | Jan 1998 | A |
6053726 | Kanno | Apr 2000 | A |
6471177 | Emrick | Oct 2002 | B1 |
Number | Date | Country |
---|---|---|
2222069 | Feb 1990 | GB |
Entry |
---|
US Patent Publication US 2002/0066842A1, Curry, Jun. 2002, Class 248/261. |