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US Patent: 6,938
Drawing Head for Spinning
Mode of Changing the Gearing or Drawing-Heads While in Motion
Patentee:
Alfred Jenks (exact or similar names) - Bridesburg, Philadelphia County, PA

USPTO Classifications:
74/371

Tool Categories:
specialty machines : textile machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Dec. 11, 1849

Patent Pictures:
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