Number | Name | Date | Kind |
---|---|---|---|
3159709 | Austin et al. | Dec 1964 | |
3325584 | Herzig | Jun 1967 |
Number | Date | Country |
---|---|---|
620243 | May 1961 | CAX |
1063668 | Aug 1959 | DEX |
1186922 | Feb 1965 | DEX |
517056 | Dec 1920 | FRX |
1357749 | Mar 1964 | FRX |
249506 | Oct 1926 | GBX |
828958 | Feb 1960 | GBX |
Entry |
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Lapp Insulators for 1928, Catalog No. 4, published Mar. 1928 by Lapp Insuor Co., Inc. of LeRoy, New York, p. 72. |
Moore, John W., "PRD-49 A New Organic High Modulus Reinforcing Fiber", published by E.I. DuPont de Nemours and Co., Inc., Textile Fibers Department, Wilmington, Del., 18 pages. |