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Patent 1507213
Padlock Patent — Combo
Patent 1507213
Inventor:
Singer James
View on USPTO / Google Patents ↗
Patent #
1507213
Issue Date
1922-04-14
Inventor
Singer James
Type
Combo
Patent Drawings
Drawing 1
Patent Details
Patent Number
1507213
Issue Date
1922-04-14
Inventor
Singer James
Patent Type
Combo
External Link
https://patents.google.com/patent/US1507213/en ↗
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