USD437536SExpiredUtility

Unidirectional, high torque open end wrench head

68
Assignee: PROPRIETARY TECHNOLOGIES INCPriority: Feb 8, 1999Filed: Feb 8, 1999Granted: Feb 13, 2001
Est. expiryFeb 8, 2019(expired)· nominal 20-yr term from priority
Inventors:Richard J. Macor
68
PatentIndex Score
14
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a unidirectional, high torque open end wrench head, as shown and described.

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