Search
Images
Maps
Play
YouTube
News
Gmail
Drive
More
»
Advanced Patent Search
|
Web History
|
Sign in
Advanced Patent Search
Patents
www.google.com
http://www.google.com/patents/US1336378?utm_source=gb-gplus-share
Patent US1336378 - AND EDWIN H
AND EDWIN H
MICHAEL I. PTJPIN
› Overview
Abstract
Drawings
Description
Claims
Patent number
: 1336378
Filing date
: Oct 1, 1915
Issue date
: Apr 6, 1920
Inventor
:
MICHAEL I. PTJPIN
Current U.S. Classification
:
343/850
;
343/851
;
343/904
;
343/907
View patent at USPTO
Search USPTO Assignment Database
Drawings
Drawings
