Membership
Tour
Register
Log in
Ronald L. Sitzema Jr.
Follow
Person
Ellsworth, MI, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Vacuum cleaner headlight
Patent number
5,207,498
Issue date
May 4, 1993
Electrolux Corporation
Randall K. Lawrence
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Dental impression tray
Patent number
4,867,682
Issue date
Sep 19, 1989
Dentsply Research & Development Corp.
Paul D. Hammesfahr
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE