USD85825S - Poration - Google Patents
Poration Download PDFInfo
- Publication number
- USD85825S USD85825S US D85825 S USD85825 S US D85825S
- Authority
- US
- United States
- Prior art keywords
- poration
- houghton
- acoustic diaphragm
- vernon
- view
- Prior art date
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Description
Dec. 22, 1931. v T HOUGHTON Des. 85,825
Patented Dec. 22, 1931 UNITED STATES Des. 85,825
PATENT OFFICE VERNON T. HOUGHTON, OF BRONXVILLE, NEW YORK, ASSIGNOR TO LEKTOPHONE COR- PORATION, OF JERSEY CITY, NEW JERSEY, A CORPORATION OF DELAWARE DESIGN FOR AN ACOUSTIC DIAPHRAGM Application filed June 27, 1981.
Serial No. 40,845.
Term of patent 14 years.
view of the acoustic diaphragm, and Fig. 2 is a mid-sectional view.
Having thus described and illustrated my invention, I claim:
The ornamental design for an acoustic diaphragm,substantial1y as shown.
In testimony whereof I have signed the foregoing specification.
VERNON T. HOUGHTON.
Family
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