U.S. patent number [Application Number ] was granted by the patent office on 1958-09-23 for united states patent: 2853451 ( 1.
United States Patent | 2,853,451 |
Issue Date: | September 23, 1958 |
Current U.S. Class: | 428/393; 536/65; 252/8.86 |
Current CPC Class: | D06M 7/00 (20130101); D06M 13/292 (20130101); D06M 13/02 (20130101); Y10T 428/2965 (20150115); C10M 2215/042 (20130101); C10M 2223/043 (20130101); C10M 2201/02 (20130101); C10M 2205/16 (20130101); C10M 2205/17 (20130101); C10N 2040/46 (20200501); C10N 2050/02 (20130101); D06M 2200/40 (20130101); C10M 2205/14 (20130101) |
Current International Class: | D06M 13/02 (20060101); D06M 13/00 (20060101); D06M 13/292 (20060101) |
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