Inventor

MARR JR DAVID R

US3 patents

⚠️ This page may combine multiple inventors who share the name “MARR JR DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PRICE HERBERT S

2 patents

US7510351B2Mar 31, 2009

Method for supporting a subsurface material

PRICE HERBERT S5 citations52

US7597505B2Oct 6, 2009

Roof bolt plate

PRICE HERBERT S0 citations42

DUDLEY CLIFTON M

1 patent

US7293608B1Nov 13, 2007

Liquid well stimulator

DUDLEY CLIFTON M1 citations32