USD271684SExpiredUtility

Combined conductivity monitor and controller

82
Assignee: DARCO WATER SYSTEMS INCPriority: Mar 10, 1980Filed: Mar 10, 1980Granted: Dec 6, 1983
Est. expiryMar 10, 2000(expired)· nominal 20-yr term from priority
Inventors:William J. Berry
82
PatentIndex Score
20
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined conductivity monitor and controller, as shown.

Join the waitlist — get patent alerts

Track USD271684S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.