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http://www.google.ca/patents/US741247?utm_source=gb-gplus-share
Patent US741247 - TURN-TABLE FOR TALKING-MACHINES
TURN-TABLE FOR TALKING-MACHINES
ELDEIDGE R. JOHNSON et al
› Overview
Abstract
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Description
Claims
Patent number
: 741247
Filing date
: 14 Mar 1902
Issue date
: 13 Oct 1903
Inventors
:
ELDEIDGE R. JOHNSON
,
ELDEIDGE R. JOHNSON
Current U.S. Classification
:
369/271.1
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US6424616
16 Feb 2000
23 Jul 2002
Insert for drives for optical storage mediums
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