USD247898SExpiredUtility

Automatic telephone dialing unit

72
Individually held — no corporate assignee on recordPriority: Apr 8, 1976Filed: Oct 8, 1976Granted: May 16, 1978
Est. expiryApr 8, 1996(expired)· nominal 20-yr term from priority
Inventors:Herman PlompJan Lucas
72
PatentIndex Score
18
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an automatic telephone dialing unit, as shown.

Join the waitlist — get patent alerts

Track USD247898S — get alerts on status changes and closely related new filings.

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