Title:
Protector
Document Type and Number:
United States Patent 1772923


Inventors:
Volz, Charles R.
      Plaque It!

Sponsored by:
Flash of Genius
Publication Date:
08/12/1930
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Assignee:
Volz, Charles R.
Primary Class:
2/22
International Classes:
A63B71/12; A63B71/08