Number | Date | Country |
---|---|---|
747860 | Apr 1933 | FRX |
1133159 | Nov 1968 | GBX |
Entry |
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Harlan Metal Products, Inc.; Timber Fastener Cat., 1-77; pp. 4 & 7, Sweets Cat. File, vol. 3, 1977, Section 6.6/Har. |
Silver Cat. S-77; Sweets Cat. File-vol. 3, 1977, Section 6.6/Si, "S" Splice Strap, p. 13. |
Simpson Company; copyright 1977, p. 22, Model OT,OL,OS. |