This patent application is a continuation-in-part of copending application Ser. No. 242,611, filed Mar. 11, 1981.
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2142987 | Bacon et al. | Jan 1939 | |
2664441 | Owens et al. | Dec 1953 | |
2697725 | Bryce | Dec 1954 | |
2729543 | Keller | Jan 1956 | |
3397963 | Wagner | Aug 1968 | |
3584042 | Yavorsky et al. | Jun 1971 | |
3592850 | Mazzocco et al. | Jul 1971 | |
3687614 | Yavorsky et al. | Aug 1972 | |
3687615 | Gorin et al. | Aug 1972 | |
3928537 | Saitoh et al. | Dec 1975 | |
3961034 | Bostian et al. | Jun 1976 | |
3984522 | Saito et al. | Oct 1976 | |
4013430 | Adachi et al. | Mar 1977 | |
4055623 | Saitoh et al. | Oct 1977 | |
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Number | Date | Country |
---|---|---|
2350962 | Apr 1974 | DEX |
50-18348 | Feb 1975 | JPX |
51-109280 | Sep 1976 | JPX |
Entry |
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Number | Date | Country | |
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Parent | 242611 | Mar 1981 |