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US Patent: 649,616
Wrench
Patentee:
Clinton Prickett (exact or similar names) - Catawba, WV

USPTO Classifications:
81/145

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
L. C. Hills
A. L. Hough
L. S. Morgan
H. B. Morgan
Patent Dates:
Applied: Feb. 21, 1900
Granted: May 15, 1900

Patent Pictures:
Clinton Prickett patent May 15, 1900
USPTO (New site tip)
Google Patents
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Description:
Quick adjust with a spring-tensioned pawl raised by a thumb lever to allow the movable jaw to slide back toward the handle.

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