Number | Date | Country | Kind |
---|---|---|---|
4-081052 | Apr 1992 | JPX | |
4-084216 | Apr 1992 | JPX | |
4-085727 | Apr 1992 | JPX | |
4-087305 | Apr 1992 | JPX | |
4-089075 | Apr 1992 | JPX | |
4-112872 | May 1992 | JPX | |
4-339134 | Dec 1992 | JPX | |
4-339135 | Dec 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1257471 | Fitzjohn | Feb 1918 | |
2328583 | Reach | Sep 1943 | |
2332342 | Reach | Oct 1943 | |
2447967 | Stone | Aug 1948 | |
4630827 | Yoneyama | Dec 1986 | |
4687205 | Tominaga | Aug 1987 | |
4754969 | Kobayashi | Jul 1988 | |
4809978 | Yamaguchi | Mar 1989 | |
4824110 | Kobayashi | Apr 1989 | |
4852880 | Kobayashi | Aug 1989 | |
4883275 | Boone | Nov 1989 | |
4964640 | Nakanishi | Oct 1990 | |
5062638 | Shira | Nov 1991 | |
5176384 | Sata | Jan 1993 | |
5184823 | Desbiolles | Feb 1993 |
Entry |
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U.S. patent application Ser. No. 887,735. |