USD323706SExpiredUtility

Chemical medium filter cartridge

31
Assignee: PRESSURE SYSTEMS INCPriority: Sep 23, 1988Filed: Sep 23, 1988Granted: Feb 4, 1992
Est. expirySep 23, 2008(expired)· nominal 20-yr term from priority
Inventors:John M. Sexton
31
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1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a chemical medium filter cartridge, as shown.

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