Number | Name | Date | Kind |
---|---|---|---|
3249915 | Koerner | May 1966 | |
3649958 | Koerner | Mar 1972 | |
3714626 | Koerner | Jan 1973 | |
3775742 | Koerner et al. | Nov 1973 | |
3943339 | Koerner et al. | Mar 1976 | |
3984764 | Koerner | Oct 1976 | |
4032096 | Perrault et al. | Jun 1977 | |
4449115 | Koerner | May 1984 | |
4839480 | Bickley | Jun 1989 | |
4939512 | Dennison et al. | Jul 1990 | |
4943805 | Dennison | Jul 1990 | |
5265481 | Sonderegger et al. | Nov 1993 | |
5442136 | Allen | Aug 1995 | |
5486820 | Chatigny et al. | Jan 1996 | |
5491475 | Rouse et al. | Feb 1996 | |
5520056 | Buisson et al. | May 1996 |
Number | Date | Country |
---|---|---|
2437797 A | Feb 1976 | GBX |
Entry |
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Copy of International Search Report dated Sep. 24, 1997. |