Pipe fittings

Details Pipe fittings Pipe fittings

2009-07-16

2011-12-20

Nelson, T. Chase (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Fitting

Design Patent

active

D0650888

CLAIM:
The ornamental design for a pipe fittings, as shown and described.

REFERENCES:
patent: 1969588 (1934-08-01), Sweet
patent: 3291670 (1966-12-01), Usab
patent: D214906 (1969-08-01), Stelnmeyer
patent: 3791679 (1974-02-01), Glover
patent: 3873391 (1975-03-01), Plauka et al.
patent: 4070044 (1978-01-01), Carrow
patent: 4474392 (1984-10-01), Vassallo et al.
patent: 4583772 (1986-04-01), Vassallo et al.
patent: D357731 (1995-04-01), Chih
patent: 6422608 (2002-07-01), Lee et al.
patent: D475449 (2003-06-01), Stout, Jr.
patent: D638521 (2011-05-01), Matusche

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