Number | Name | Date | Kind |
---|---|---|---|
1635259 | Critchley | Jul 1927 | |
1675087 | Biersach | Jun 1928 | |
2398896 | Simmons et al. | Apr 1946 | |
2543879 | Stuckey | Mar 1951 | |
2606054 | Cole | Aug 1952 | |
2632354 | Black | Mar 1953 | |
3095044 | Medlock | Jun 1963 | |
3224509 | Thompson | Dec 1965 | |
3245476 | Rodwick | Apr 1966 | |
3307634 | Bihlmire | Mar 1967 | |
3378183 | Ferrer | Apr 1968 | |
3405765 | Herbert | Oct 1968 | |
3701611 | Lambrecht | Oct 1972 | |
4258947 | Thompson et al. | Mar 1981 | |
4415080 | Romine et al. | Nov 1983 | |
4477228 | Duffy et al. | Oct 1984 |
Number | Date | Country |
---|---|---|
204673 | Dec 1983 | DEX |
385821 | Aug 1973 | SUX |
686936 | Oct 1979 | SUX |
Entry |
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REVO Propeller, Lee's Research and Development, Ltd., Oskaloosa, Iowa. |