Number | Date | Country | Kind |
---|---|---|---|
51-20608 | Feb 1976 | JPX | |
51-20609 | Feb 1976 | JPX | |
51-137821 | Nov 1976 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1817778 | Sperr, Jr. | Aug 1931 | |
2137729 | Schellenburg | Nov 1938 | |
3836630 | Noguchi et al. | Sep 1974 |
Entry |
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A.P.C. Application of G. Fauser, Ser. No. 306,071, Published Apr. 27, 1943. |