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Patent 1231157
Padlock Patent — Combo
Patent 1231157
Inventor:
R J Herendeen
View on USPTO / Google Patents ↗
Patent #
1231157
Issue Date
1914-10-05
Inventor
R J Herendeen
Type
Combo
Patent Drawings
Drawing 1
Patent Details
Patent Number
1231157
Issue Date
1914-10-05
Inventor
R J Herendeen
Patent Type
Combo
External Link
https://patents.google.com/patent/US1231157/en ↗
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