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Patent 04864619 - Stereo headset-headband assemblies for headphones > Summary

US Patent

Patent No. US 04864619

Published on Sep 5, 1989

Application No. 7/038650

Filed on Apr 15, 1987

Priority Date -

Inventor/Applicants

Spates, G. Michael - Pittsburgh, PA

Classification

National:4

381/25

381/187;

381/183;

381/188;

Field of Search 8

2/172

2/185.R;

2/199;

381/182;

381/25;

381/187;

381/183;

381/188;

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