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Patent
   D253410
Priority
Sep 19 1977
Filed
Sep 19 1977
Issued
Nov 13 1979
Expiry
Nov 13 1993
Inventors
Sasaki, Is…
Assg.orig
Nippon Col…
Assg.curr
Nippon Col…
Entity
unknown
Referenced by
1
References
6
Maint.:
n/a
The ornamental design for a phonograph tone arm, substantially as shown and described.

FIG. 1 is a front perspective view of a phonograph tone arm showing my new design;

FIG. 2 is a rear perspective view thereof.
INVENTORS:

Sasaki, Isao

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D599790, Oct 19 2006 CONTINUUM AUDIO LABS PTY LTD Tonearm
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3997173, Oct 08 1974 Sony Corporation Inside force cancelling device for tone arm of record player
4066267, Mar 17 1975 Matsushita Electric Industrial Co., Ltd. Knife-edge bearing system
4143248, Sep 29 1975 U.S. Philips Corporation High fidelity phonograph pick-up arm
213833,
227596,
D250334, Dec 16 1975 Thomson-Brandt Record turntable
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 19 1977Nippon Columbia Co., Ltd.(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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