Roy M. Perryman

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Nash, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Stratified air scavenged two-cycle engine with air flow
- Patent number 6,973,899
- Issue date Dec 13, 2005
- Electrolux Home Products, Inc.
- Paul Warfel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Exhaust gas muffler
- Publication number 20050263344
- Publication date Dec 1, 2005
- Paul A. Warfel
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Stratified air scavenged two-cycle engine with air flow
- Publication number 20050183678
- Publication date Aug 25, 2005
- Paul Warfel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS