Jessie Doria

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Dallas, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Tube expander for heat exchanger coil units
- Patent number 9,981,303
- Issue date May 29, 2018
- First Co.
- Sergiu Vrabie
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Tube expander for heat exchanger coil units
- Patent number 9,409,225
- Issue date Aug 9, 2016
- First Co.
- Sergiu Vrabie
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
TUBE EXPANDER FOR HEAT EXCHANGER COIL UNITS
- Publication number 20160311009
- Publication date Oct 27, 2016
- First Co.
- Sergiu Vrabie
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
TUBE EXPANDER FOR HEAT EXCHANGER COIL UNITS
- Publication number 20160067762
- Publication date Mar 10, 2016
- First Co.
- Sergiu Vrabie
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...