Membership
Tour
Register
Log in
Karen F. Langhart
Follow
Person
Durango, CO, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Window covering cord pull safety device
Patent number
4,909,298
Issue date
Mar 20, 1990
Richard M. Langhart
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...