🔗 Permalink

Inventor profile of:

Ralph Nelson

City:

Minneapolis, Minnesota

Country:

United States

Published Applications:

2

Last publication date:

2010-11-25

Recent patent applications by Nelson Ralph

Ralph Nelson from Minneapolis, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2010-11-25

US20100294169A1

Chemistry; metallurgy

CONCRETE BLOCK

#2 | 2009-02-26

US20090050024A1

Chemistry; metallurgy

CONCRETE BLOCK

InventorID:

3697501 ⎘