Ralph Roppo

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Snohomish, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Luminescent application and removal tools
- Patent number 10,456,806
- Issue date Oct 29, 2019
- PRC DeSoto International, Inc
- Wei Chen
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

Information Patent Application
Luminescent Application and Removal Tools
- Publication number 20160045931
- Publication date Feb 18, 2016
- PRC-DeSoto International, Inc.
- Wei Chen
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...