Number | Date | Country | Kind |
---|---|---|---|
4029592 | Sep 1990 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3658734 | Pettitt | Apr 1972 | |
3740360 | Nimerick | Jun 1973 | |
4076663 | Masuda et al. | Feb 1978 | |
4143007 | DeMartino | Mar 1979 |
Number | Date | Country |
---|---|---|
2650377 | May 1977 | DEX |
0189169 | Oct 1984 | JPX |
Entry |
---|
DATABASE WPIL, Accession No. 81-55765D [31], Derwent Publications Ltd., London, GB; & JP-A-56 070 011 (Lion Corp.). |