Membership
Tour
Register
Log in
Edward W. Ball
Follow
Person
Wichita, KS, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Hypodermic needle destructor
Patent number
4,315,448
Issue date
Feb 16, 1982
Edward W. Ball
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE