Number | Date | Country | Kind |
---|---|---|---|
52-64437 | Jun 1977 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3421977 | Hutchinson et al. | Jan 1969 | |
3776814 | Lockett et al. | Dec 1973 | |
3881288 | Fay | May 1975 | |
3945887 | Lemercier | Mar 1976 | |
3975879 | Birch et al. | Aug 1976 | |
4022658 | Gama et al. | May 1977 | |
4055464 | Lemercier | Oct 1977 | |
4055465 | Lemercier | Oct 1977 | |
4112648 | Suzuki et al. | Sep 1978 |
Number | Date | Country |
---|---|---|
701713 | Jan 1965 | CAX |
1929027 | Oct 1970 | DEX |
1965849 | Jul 1971 | DEX |
2451448 | May 1975 | DEX |
2300401 | Aug 1976 | FRX |
2316704 | Apr 1977 | FRX |
Entry |
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Translation of French Pat. No. 1408372. |