USD334130SExpiredUtility

Pivot hinge

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Assignee: YKK ARCH PRODUCTS INCPriority: Mar 22, 1990Filed: Sep 17, 1990Granted: Mar 23, 1993
Est. expiryMar 22, 2010(expired)· nominal 20-yr term from priority
Inventors:Masayoshi Ishikawa
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Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a pivot hinge, as shown.

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