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US Patent: 6,311,584
Ratchet wrench having an additional driving device
Patentee:
Te Chen Chu (exact or similar names) - Taichung Hsien, Taiwan

USPTO Classifications:
81/57.29, 81/58.1, 81/59.1, 81/62

Tool Categories:
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Refco Mfg. Ltd, - Kitzkirch, Switzerland

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 09, 2000
Granted: Nov. 06, 2001

Patent Pictures:
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Description:
This ratchet wrench was manufactured in Taiwan for Refco. It also received German patent DE-200,100,506.

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