Sultan A. Rifat

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Brooklyn, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Steering column lock
- Patent number 4,318,288
- Issue date Mar 9, 1982
- Sultan A. Rifat
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Frost-proof fire hydrant
- Patent number 4,307,746
- Issue date Dec 29, 1981
- Sultan A. Rifat
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Frost-proof fire hydrant
- Patent number 4,284,099
- Issue date Aug 18, 1981
- Sultan A. Rifat
- E03 - WATER SUPPLY SEWERAGE