Membership
Tour
Register
Log in
Jerre G. Longfellow
Follow
Person
Vergennes, VT, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Optical liquid level sensor including built-in test circuitry
Patent number
5,880,480
Issue date
Mar 9, 1999
Simmonds Precision Products, Inc.
Sylvester M. Ellinger
G01 - MEASURING TESTING