Number | Name | Date | Kind |
---|---|---|---|
2665817 | Whitmore | Jan 1954 | |
2808310 | Patterson, Jr. | Oct 1957 | |
3172714 | Kesling | Mar 1965 | |
3259269 | Asenbauer | Jul 1966 | |
3339994 | Reddig et al. | Sep 1967 | |
4015713 | Clipson et al. | Apr 1977 | |
4186978 | Thomson | Feb 1980 | |
4539819 | Alba et al. | Sep 1985 |
Number | Date | Country |
---|---|---|
28923 | Aug 1903 | CHX |
Entry |
---|
Sanyo sale literature-9 pages, no date. |