Number | Date | Country | Kind |
---|---|---|---|
2623520 | May 1976 | DEX | |
2710357 | Mar 1977 | DEX | |
2716894 | Apr 1977 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
346478 | Holmes | Aug 1886 | |
951704 | Schmidt | Mar 1910 | |
1824792 | Reure | Sep 1931 | |
2126505 | Risser | Aug 1938 | |
2459389 | Neuman | Jan 1949 | |
3704995 | Hetherington | Dec 1972 | |
3792878 | Freeman | Feb 1974 | |
3872894 | Streit | Mar 1975 | |
4002358 | Streit | Jan 1977 |
Number | Date | Country |
---|---|---|
268353 | Oct 1929 | ITX |
960436 | Mar 1957 | DEX |
1526557 | Apr 1970 | DEX |
2130789 | Oct 1972 | FRX |
1418 OF | Jan 1858 | GBX |
24307 OF | Jan 1894 | GBX |
603933 | Jun 1948 | GBX |
Entry |
---|
Springs and Formed Wires, published by the Colorado Fuel & Iron Corp. (p. 6). |