Number | Name | Date | Kind |
---|---|---|---|
2454777 | Cronan | Nov 1948 | |
3140268 | Halpern et al. | Jul 1964 | |
3263286 | Watts et al. | Aug 1966 | |
3461749 | Gagne | Aug 1969 | |
3550673 | Gallagher et al. | Dec 1970 | |
3586559 | Shepard | Jun 1971 | |
3600202 | Macleod | Aug 1971 | |
3655414 | Hoffman et al. | Apr 1972 | |
3663326 | Wanesky | May 1972 | |
3717485 | Larson | Feb 1973 | |
3801335 | Larson | Apr 1974 | |
3886846 | Bodine | Jun 1975 | |
3921343 | Speyer | Nov 1975 | |
4005635 | Feldcamp | Feb 1977 |
Number | Date | Country |
---|---|---|
1300199 | Jul 1969 | DEX |
8001865 | Jul 1980 | NLX |
Entry |
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"Prototype Patterns for Investment Casting," by Timothy L. Coghill, Precision Metal/Jun. 1979. |
Product Data Sheets: Chevron 150; Bareco 185; Elvax 420; Allied 8; Epolene C-10. |