Number | Date | Country | Kind |
---|---|---|---|
3224614 | Jul 1982 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
RE27487 | Hassler | Sep 1972 | |
3772478 | McCabe et al. | Nov 1973 | |
3798390 | Gage et al. | Mar 1974 | |
3909556 | Johanson | Sep 1975 | |
4109116 | Victoreen | Aug 1978 | |
4456795 | Saito | Jun 1984 |
Number | Date | Country |
---|---|---|
1739043 | Jan 1957 | DEX |
2303194 | Jul 1974 | DEX |
2506921 | Aug 1975 | DEX |
2490485 | Mar 1982 | FRX |
Entry |
---|
Book "Horgeratetechnik" by Werner Guttner, Thieme Verlag, Stuttgart, 1978, pp. 115-118. |