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US Patent: 16,793
Making Car Springs
Machine for Coiling Steel Springs
Patentee:
Percy G. Gardiner (exact or similar names) - New York, NY

USPTO Classifications:
72/139, 72/144

Tool Categories:
specialty machines : spring making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Mar. 10, 1857

Patent Pictures:
USPTO (New site tip)
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