Inventor record
BOUTWELL JR DOYLE F
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- 95Doyle Frederic Boutwell, Jr.15 patent records·493 citations·E21B B66C Y10T4 on this record
- 85Doyle Fredric Boutwell, Jr.11 patent records·25 citations·E21B3 on this record
Inventor identities via PatentsView disambiguation — see methodology.