Number | Name | Date | Kind |
---|---|---|---|
1829613 | Sato | Oct 1931 | |
2844848 | Smith | Jul 1958 | |
2937834 | Orenick et al. | May 1960 | |
3087498 | Vogel | Apr 1963 | |
3246653 | Sexton | Apr 1966 | |
3757389 | Wiland | Sep 1973 | |
3970331 | Giulie | Jul 1976 | |
4340316 | Jahn | Jul 1982 | |
4607970 | Heusinkveld | Aug 1986 |
Entry |
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"Mechanical Binding", Acquaviva, J.; Xerox Disclosure Journal; vol. 1, No. 2; Feb., 1976. |