Search
Images
Maps
Play
YouTube
News
Gmail
Drive
More
Calendar
Translate
Mobile
Books
Offers
Wallet
Shopping
Blogger
Reader
Finance
Photos
Videos
Even more »
Account Options
Sign in
Advanced Patent Search
Plain text
Web History
Advanced Patent Search
Patents
www.google.com
http://www.google.com/patents/US2612994?utm_source=gb-gplus-share
Patent US2612994 - CLASSIFYING APPARATUS AND METHOD
CLASSIFYING APPARATUS AND METHOD
N. J. WOODLAND et al
Overview
› Abstract
Drawings
Description
Claims
Patent number
: 2612994
Filing date
: Oct 20, 1949
Issue date
: Oct 7, 1952
Plain text
PDF