United States Patent: 3361858

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United States Patent

3,361,858

Issue Date:

January 2, 1968

Current U.S. Class: 264/2.6; 351/159.02; 264/342R; 425/808; 264/2.2; 264/162; 264/343

Current CPC Class: B29D 11/00067 (20130101); G02B 1/043 (20130101); B29D 11/00942 (20130101); B29D 11/00 (20130101); B29C 71/0009 (20130101); B29D 11/00932 (20130101); Y10S 425/808 (20130101)

Current International Class: B29C 71/00 (20060101); B29D 11/00 (20060101); G02B 1/04 (20060101)

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Current U.S. Class:	264/2.6; 351/159.02; 264/342R; 425/808; 264/2.2; 264/162; 264/343
Current CPC Class:	B29D 11/00067 (20130101); G02B 1/043 (20130101); B29D 11/00942 (20130101); B29D 11/00 (20130101); B29C 71/0009 (20130101); B29D 11/00932 (20130101); Y10S 425/808 (20130101)
Current International Class:	B29C 71/00 (20060101); B29D 11/00 (20060101); G02B 1/04 (20060101)