Patent 2133019 - 2133019

United States Patent

Patent Number 2,133,019

Issue Date:

Issued October 11, 1938

Current U.S. Class:	249/59 - 220/DIG23 - 249/142
Current International Class:	B29D01/00 (20060101)
Current CPC Class:	B29D 1/00 (20130101)

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