Title:
Protecting device
United States Patent 1574188

Inventors:
Friedman, Jacob H.
Publication Date:
02/23/1926
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Assignee:
Friedman, Jacob H.
Primary Class:
428/102
Other Classes:
428/911, 428/113, 428/181, 152/196, 112/423, 2/2.500, 428/101, 109/82, 428/190
International Classes:
F41H5/04; F41H5/00