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Publication numberUSD260280 S
Publication typeGrant
Application numberUS 05/912,561
Publication date18 Aug 1981
Filing date5 Jun 1978
Publication number05912561, 912561, US D260280 S, US D260280S, US-S-D260280, USD260280 S, USD260280S
InventorsJohn F. Campbell
Original AssigneeGsw Limited/Limitee
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Check valve casing
US D260280 S
Abstract  available in
Images(1)
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Claims(1)
  1. The ornamental design for a check valve casing, as shown.
Description

FIG. 1 is a top perspective view of a check valve casing showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof.

Classifications
U.S. ClassificationD23/237