Richard Sjogren

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Milton, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Universal line components duct elbow
- Patent number 9,726,396
- Issue date Aug 8, 2017
- Diversitech Corporation
- Richard Sjogren
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Universal Line Components Duct Elbow
- Publication number 20160334155
- Publication date Nov 17, 2016
- DIVERSITECH CORPORATION
- Richard Sjogren
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...