Number | Date | Country | Kind |
---|---|---|---|
12-012362 | May 2000 | JP |
Number | Name | Date | Kind |
---|---|---|---|
D. 29517 | Larew | Oct 1898 | |
D. 223747 | Shinjo | Jun 1972 |
Entry |
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TRW Brochure; Side 2; Spot Welded Nut, May 13, 1976.* |
Machine Design—The Fasteners Book; p. 116, P-Nut, Sep. 29, 1960. |