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http://www.google.com.au/patents/US1072328?utm_source=gb-gplus-share
Patent US1072328 - BBACE-BIT BOBING-TOOL
BBACE-BIT BOBING-TOOL
WITT C. GOODBICH et al
› Overview
Abstract
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Description
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Patent number
: 1072328
Filing date
: 10 Feb 1912
Issue date
: 2 Sep 1913
Inventors
:
WITT C. GOODBICH
,
WITT C. GOODBICH
Current U.S. Classification
:
408/115.00R
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Referenced by
Citing Patent
Filing date
Issue date
Original Assignee
Title
US4492498
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US7128502
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31 Oct 2006
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