David Grudzinski

City:

Houston, Texas

Country:

United States

Published Applications:

Last publication date:

2006-08-10

Recent patent applications by Grudzinski David

David Grudzinski from Houston, US has applied for patents for these inventions. The list has both pending applications and granted patents:

Keypad guard for providing security and preventing vandalism to a pay telephone keypad

Vault guard for providing security and preventing vandalism

InventorID:

4680620 ⎘