Robert L. Backes

City:

Marshalltown, Iowa

Country:

United States

Published Applications:

Last publication date:

2011-09-22

Recent patent applications by Backes Robert L.

Robert L. Backes from Marshalltown, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2011-09-22

US20110226980A1

Mechanical engineering

VALVES HAVING CERAMIC TRIM WITH PROTECTED SHUT-OFF SURFACES

InventorID:

3440323 ⎘