David N. Maniez JR.

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St. Louis, MI, US

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Patents Applicationslast 30 patents

Information Patent Application
Circuit for operating a valve closure system
- Publication number 20040108478
- Publication date Jun 10, 2004
- Powell Fabrication & manufacturing, Inc.
- Richard D. Fortino
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Valve closure system and valve closure assembly
- Publication number 20030197146
- Publication date Oct 23, 2003
- Powell Fabrication & manufacturing, Inc.
- Richard D. Fortino
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Valve closure system and valve closure assembly having torque limiting
- Publication number 20030197145
- Publication date Oct 23, 2003
- Richard D. Fortino
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Adapters and adapter systems for valve closure systems and valve cl...
- Publication number 20030197147
- Publication date Oct 23, 2003
- Powell Fabrication & manufacturing, Inc.
- Richard D. Fortino
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...