Number | Name | Date | Kind |
---|---|---|---|
740945 | Taplin | Oct 1903 | |
917206 | Watts | Apr 1909 | |
1107238 | Kieser | Aug 1914 | |
2660399 | Robinson et al. | Nov 1953 | |
2769611 | Schwarzkopf | Nov 1956 | |
4029437 | Aubrey | Jun 1977 | |
4123199 | Shimizu | Oct 1978 |
Number | Date | Country |
---|---|---|
2402218 | Jan 1974 | DEX |
Entry |
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Hodge et al., The Institution of Mechanical Engineers, Proceedings 1979, vol. 193, No. 11. |