Jeffrey C. Petrin

City:

Algonquin, Illinois

Country:

United States

Published Applications:

Last publication date:

2016-03-10

Recent patent applications by Petrin Jeffrey C.

Jeffrey C. Petrin from Algonquin, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2016-03-10

US20160071430A1

Physics

Musical instrument training device and method

InventorID:

1470133 ⎘