USD310660SExpiredUtility

Keyboard for programmable controller

Assignee: SHARP KKPriority: Sep 7, 1988Filed: Feb 6, 1989Granted: Sep 18, 1990

Est. expirySep 7, 2008(expired)· nominal 20-yr term from priority

PatentIndex Score

Cited by

References

Claims

exact text as granted — not AI-modified

The ornamental design for a keyboard for programmable controller, as shown and described.

Join the waitlist — get patent alerts

Track USD310660S — get alerts on status changes and closely related new filings.

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