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Patent 1222920
Padlock Patent — Combo
Patent 1222920
Inventor:
William E Blais
View on USPTO / Google Patents ↗
Patent #
1222920
Issue Date
1913-08-20
Inventor
William E Blais
Type
Combo
Patent Drawings
Drawing 1
Patent Details
Patent Number
1222920
Issue Date
1913-08-20
Inventor
William E Blais
Patent Type
Combo
External Link
https://patents.google.com/patent/US1222920/en ↗
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