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Inventor

GROLEMUND MARY E

US6 patents
⚠️ This page may combine multiple inventors who share the name “GROLEMUND MARY E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PPG IND OHIO INC

4 patents

PPG IND ONIO INC

1 patent

PPG INDUSTRIES INC

1 patent