Money

About.com

Share

Virgie Ammons #3,908,633

Fireplace Damper Actuating Tool

Virgie Ammons #3,908,633

Front Page

Front page for patent #3,908,633 issued on 9/30/1975

22 of 25

Gallery Index: Black History Month - African American Patent Holders - A

Suggested Reading

Virgie Ammons - Biography African American Patent Holders

Black History - Trivia & Books

Books on Black History - Compare Prices Black History Trivia Quiz Colors of Innovation - Black History

Suggested Reading

What is a Patent?What Does the Term "Invented an Improvement" Mean?What is a Patent Drawing?

Mary Bellis

Mary Bellis
Inventors Guide

Sign up for My Newsletter

See More About

Top Related Searches patent front page

About.com

©2013 About.com. All rights reserved.