USD318713SExpiredUtility

Combined pressure regulator and filter

88
Assignee: CKD CORPPriority: Sep 30, 1988Filed: Mar 30, 1989Granted: Jul 30, 1991
Est. expirySep 30, 2008(expired)· nominal 20-yr term from priority
Inventors:Kouichi MiyakeKazuya HosodaHisanobu Niwa
88
PatentIndex Score
36
Cited by
0
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined pressure regulator and filter, as shown.

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