Patent Assignment
Reel/Frame 004855/0459
Assignment of Assignors Interest.
Recorded: 1988-03-25
Pages: 2
Assignee
NIXDORF COMPUTER AG
FUERSTENALLEE 7, 4790 PADERBORN, GERMANY
Covered Property
(1)
Circuitry for Recognizing Two-Tone Compound Signals in Telephone Installations
Patent:
4,922,528 →
Application:
07/173,510 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.