Title:
Pipe former and layer
United States Patent 2324760
Inventors:
Brulotte, Joseph E.
Publication Date:
07/20/1943
Export Citation:
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Assignee:
Brulotte, Joseph E.
Primary Class:
405/155
Other Classes:
425/59
International Classes:
B28B21/12; F16L1/038; B28B21/02; F16L1/028
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