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Patent 1291993
Padlock Patent — Keyed
Patent 1291993
Inventor:
James E Matthews
View on USPTO / Google Patents ↗
Patent #
1291993
Issue Date
1918-11-08
Inventor
James E Matthews
Type
Keyed
Patent Drawings
Drawing 1
Patent Details
Patent Number
1291993
Issue Date
1918-11-08
Inventor
James E Matthews
Patent Type
Keyed
External Link
https://patents.google.com/patent/US1291993/en ↗
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