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| -safety Razors Cooper,MonoBilt Turn To Open U.S.A. 1932 Double edge Cooper Safety Razor Corp., 35 York St., Brooklyn, NY American patent No. 1879900 27 Sep 1932 filed 6 Feb 1932. No. 1980202 13 Nov 1934 filed 16 Sep 1932. Both Nos. George Hofmann, Boston, Mass. | ||||
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