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Inventor

RATCLIFFE CHARLES T

US15 patents
⚠️ This page may combine multiple inventors who share the name “RATCLIFFE CHARLES T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALLIED CHEM

6 patents

UNION OIL CO

3 patents

EXXON RESEARCH ENGINEERING CO

3 patents

ALLIED CORP

3 patents