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Inventor profile of:

David D. Olson

City:

Duluth, Minnesota

Country:

United States

Published Applications:

1

Last publication date:

2018-11-15

Recent patent applications by Olson David D.

David D. Olson from Duluth, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2018-11-15

US20180331685A1

Touch Pad Button System for Electric Door Operators

InventorID:

2352162 ⎘