Headphone apparatus

Details Headphone apparatus Headphone apparatus

1976-01-12

1977-10-25

Ansher, Bernard

Recording, communication, or information retrieval equipment

Computer, data processor equipment

D1403

Patent

active

D02461757

REFERENCES:
patent: D222361 (1971-10-01), Hart
patent: D222547 (1971-11-01), Kantor
patent: D229833 (1974-01-01), Becker
patent: 2782423 (1957-02-01), Simmon et al.

Affiliated with

Also associated with

Rating

Headphone apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Headphone apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Headphone apparatus will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-116579