Carl Schoenberg

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St. Louis County, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Blow through direct fired heating, A/C and ERV
- Patent number 11,598,556
- Issue date Mar 7, 2023
- Cambridge Engineering, Inc.
- Michael Rodney Mueller
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Direct fired heaters including premix burner technology
- Patent number 9,188,362
- Issue date Nov 17, 2015
- CAMBRIDGE ENGINEERING INC.
- Gary J. Potter
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Blow Through Direct Fired Heating, A/C And ERV
- Publication number 20210033304
- Publication date Feb 4, 2021
- Cambridge Engineering, Inc.
- Michael Rodney MUELLER
- F24 - HEATING RANGES VENTILATING
Information Patent Application
DIRECT FIRED HEATERS INCLUDING PREMIX BURNER TECHNOLOGY
- Publication number 20140209086
- Publication date Jul 31, 2014
- CAMBRIDGE ENGINEERING INC.
- Gary J. Potter
- F24 - HEATING RANGES VENTILATING