Frederic G. Dewalt

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Landenberg, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for controlling the sensitivity and response point of chemic...
- Patent number 9,128,075
- Issue date Sep 8, 2015
- Frederic G Dewalt
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING A PURPLE COMPLEX FOR THE PRESENCE OF LEAD USIN...
- Publication number 20210025859
- Publication date Jan 28, 2021
- QuanTech, Inc.
- Frederic G. Dewalt
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR CONTROLLING THE SENSITIVITY AND RESPONSE POINT OF CHEMIC...
- Publication number 20140004614
- Publication date Jan 2, 2014
- QUANTECH, INC.
- Frederic G. Dewalt
- G01 - MEASURING TESTING