Search Images Maps Play YouTube News Gmail Drive More »

Advanced Patent Search | Plain text | Web History | Sign in

Advanced Patent Search

Patents

www.google.comhttp://www.google.com/patents/US2439499?utm_source=gb-gplus-sharePatent US2439499 - PIEZOELECTRIC MOTOR

Patent US2439499 - PIEZOELECTRIC MOTOR

PIEZOELECTRIC MOTOR

Walter J. Brown et al

Abstract

Overview
Abstract
Drawings
Description
Claims

Patent number: 2439499
Filing date: Aug 20, 1942
Issue date: Apr 13, 1948

Next Page