Ronald D. Mastin

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Allerton, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Extruded bug and gravel shield
- Patent number 4,846,522
- Issue date Jul 11, 1989
- Deflecta-Shield Corporation
- Douglas L. Bonstead
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Insect screen attachment apparatus for vehicles
- Patent number 4,836,598
- Issue date Jun 6, 1989
- DFM Corporation
- Ronald D. Mastin
- B60 - VEHICLES IN GENERAL