Number | Name | Date | Kind |
---|---|---|---|
3814156 | Bachmann et al. | Jun 1974 | |
4417028 | Azevedo | Nov 1983 | |
5397812 | Usami et al. | Mar 1995 |
Number | Date | Country |
---|---|---|
52-46339 | Nov 1977 | JPX |
53-11883 | Feb 1978 | JPX |
57-192476 | Nov 1982 | JPX |
2-308876 | Dec 1990 | JPX |
7-331187 | Dec 1995 | JPX |
Entry |
---|
Derwent Publications Ltd., London, GB; AN 98-434523, Abstracts of JP 10/130587 (May 1998). |
Derwent Publications Ltd., London, GB; AN 96-075218, Abstract of JP 7/331187 (Dec. 1995). |