Number | Date | Country | Kind |
---|---|---|---|
22686/76 | Jun 1976 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
2733199 | Wick | Jan 1956 | |
3032487 | Yonezaki et al. | May 1962 | |
3337431 | Kitamura et al. | Aug 1967 |
Number | Date | Country |
---|---|---|
710309 | May 1965 | CAX |
1179021 | Jan 1970 | GBX |
Entry |
---|
Chromium Plating by Morisset et al., 1954, p. 81. |