Number | Date | Country | Kind |
---|---|---|---|
80119 | Aug 1978 | LUX |
Number | Name | Date | Kind |
---|---|---|---|
652709 | Baker | Jun 1900 | |
817344 | Slick | Apr 1906 | |
817345 | Slick | Apr 1906 | |
1584378 | Penkala | Mar 1940 | |
2193737 | Jones | May 1926 |
Number | Date | Country |
---|---|---|
1343889 | Oct 1963 | FRX |
1433460 | Feb 1966 | FRX |
Entry |
---|
"Stahl & Eisen," 26 Jan. 1928, pp. 97-101. |
"Stahl & Eisen, " 5 Jan. 1952, pp. 279-283. |
"Umschau in Technik und Betneb," #13-15, Feb. 1966, pp. 729-730. |