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http://www.google.ca/patents/US142263?utm_source=gb-gplus-share
Patent US142263 - MORRISON
MORRISON
› Overview
Abstract
Drawings
Description
Claims
Patent number
: 142263
Filing date
: 20 Aug 1873
Issue date
: 26 Aug 1873
Current U.S. Classification
:
248/281.11
View patent at USPTO
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US6135404
5 Nov 1998
24 Oct 2000
Weber Knapp Company
Keyboard mounting mechanism
US6176456
10 Nov 1998
23 Jan 2001
Weber Knapp Company
Keyboard support mechanism
Drawings
Drawings
Drawings