Number | Date | Country | Kind |
---|---|---|---|
62-71023[U] | May 1987 | JPX | |
62-71024[U]JPX | May 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2666345 | Amberg | Jan 1954 | |
3129611 | Lee | Apr 1964 | |
4554846 | Distin, Jr. et al. | Nov 1985 | |
4621543 | Gabilondo | Nov 1986 | |
4697477 | Barr | Oct 1987 | |
4776708 | Carlson | Oct 1988 |
Number | Date | Country |
---|---|---|
348634 | Feb 1922 | DE2 |
31-9414 | Jun 1956 | JPX |
60-127151 | Aug 1985 | JPX |
574572 | Apr 1976 | CHX |
Entry |
---|
Abstract of European Appln. No. 88107633.5. |