Water main valve lock

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning

Design Patent

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Design Patent

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D0486719

CLAIM:
The ornamental design for a water main valve lock, as shown and described.

REFERENCES:
patent: 882106 (1906-10-01), Werner
patent: 1294669 (1919-02-01), Jensen
patent: 1534965 (1925-04-01), Keeler
patent: 3524334 (1970-08-01), Salvesen
patent: D272515 (1984-02-01), Wilson
patent: 4538434 (1985-09-01), Janzen, Sr. et al.
patent: 4658608 (1987-04-01), Fox
patent: D298911 (1988-12-01), Burke, Sr.
patent: 5598724 (1997-02-01), Primeau
patent: 5823023 (1998-10-01), Benda
patent: 6152161 (2000-11-01), Yokota et al.
patent: D439498 (2001-03-01), Hennig
patent: 6604391 (2003-08-01), Vellette et al.

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