Marcel Stein

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New York, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Integrated float and thermostatic steam trap
- Patent number 4,623,091
- Issue date Nov 18, 1986
- Marcel Stein
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve ring arrangements in metallic valves, control valves, condens...
- Patent number 4,542,879
- Issue date Sep 24, 1985
- Marbor Engineering Associates
- Marcel Stein
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Dustproof and airtight luminaires
- Patent number 4,001,572
- Issue date Jan 4, 1977
- Marcel Stein
- F21 - LIGHTING