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http://www.google.ca/patents/US922428?utm_source=gb-gplus-share
Patent US922428 - CHARLES HOFMEISTER
CHARLES HOFMEISTER
CHARLES HOFMEISTER et al
› Overview
Abstract
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Description
Claims
Patent number
: 922428
Filing date
: 1 Feb 1909
Issue date
: 18 May 1909
Inventors
:
CHARLES HOFMEISTER
,
CHARLES HOFMEISTER
Current U.S. Classification
:
126/211
;
126/14
;
126/17
View patent at USPTO
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Original Assignee
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Seton Company
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US4591501
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Cosmetic and pharmaceutical sheet material containing polypeptides
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