Search
Images
Maps
Play
YouTube
News
Gmail
Drive
More
»
Advanced Patent Search
|
Plain text
|
Web History
|
Sign in
Advanced Patent Search
Patents
www.google.com
http://www.google.com/patents/US155209?utm_source=gb-gplus-share
Patent US155209 - IMPROVEMENT IN EARTH-BATTERIES FOR GENERATING ELECTRICITY
IMPROVEMENT IN EARTH-BATTERIES FOR GENERATING ELECTRICITY
WILLIAM D. SNOW et al
Overview
Abstract
Drawings
Description
Claims
Patent number
: 155209
Filing date
: Jun 6, 1874
Issue date
: Sep 22, 1874
Plain text
PDF