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US Patent: 446,073
Ratchet Wrench & Drill
Charles H. Myers - Phelps, NY

USPTO Classifications:
408/121, 408/138

Tool Categories:
wrenches : wrench combination tools
wrenches : ratchet wrenches

Keystone Mfg. Co. - Buffalo, NY

Keystone Mfg. Co. - Buffalo, NY

D. C. Reinohl
James J. Johnston
Harry S. Rohrer
G. M. Copenhaver

Patent Dates:
Applied: Jun. 23, 1890
Granted: Feb. 10, 1891

Patent Pictures: [ 1 | 2 ]
Charles H. Myers patent February 10, 1891
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Keystone Mfg. Co. used this patent and Myers's earlier patent (no. 288,098) for the NONPAREIL ratchet wrench / ratchet drill. The parallel adjustable jaws and the odd shaped drill holder are distinctive. The ratchet is shown in pictures #153 and #154 in "Antique and Unusual Wrenches" by Schulzes.

Parallel patent #'s 446,072 and 446,075 show alternate tool holders with Myers's earlier patent no. 288,098 ratchet. British patent GB-189102449 registered Feb. 19, 1891 addresses these under the general rubric of "combination tool-holder."

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