Membership
Tour
Register
Log in
Stephanie Petrakos
Follow
Person
Quincy, MA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Variable color-output strobe for photographic apparatus
Patent number
5,109,248
Issue date
Apr 28, 1992
Polaroid Corporation
Stephanie Petrakos
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Variable color-output strobe
Patent number
4,978,892
Issue date
Dec 18, 1990
Polaroid Corporation
Stephanie Petrakos
H01 - BASIC ELECTRIC ELEMENTS