Number | Date | Country | Kind |
---|---|---|---|
52/135072 | Nov 1977 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3328614 | Falge | Jun 1967 | |
3370190 | Neapolitakis | Feb 1968 | |
3562741 | McEvoy | Feb 1971 | |
3939416 | Maskery | Feb 1976 | |
4143633 | Peck | Mar 1979 |
Number | Date | Country |
---|---|---|
1831207 | Jul 1969 | DEX |
Entry |
---|
"Tachometry in Industry", 11/62; E. K. Elphee. |