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Inventor profile of:

Dirk D. Ringgenbert

City:

Madrid, Iowa

Country:

United States

Published Applications:

1

Last publication date:

2017-08-03

Recent patent applications by Ringgenbert Dirk D.

Dirk D. Ringgenbert from Madrid, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2017-08-03

US20170219312A1

Mechanical engineering

Apparatus for prevention of dropping of handgun

InventorID:

1946787 ⎘