Robert Asher Eiermann

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Ashland, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Compact reed valve
- Patent number 8,602,062
- Issue date Dec 10, 2013
- Robert Asher Eiermann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Stress limiting diaphragm for diaphragm and bellows pumps and actua...
- Patent number 7,779,746
- Issue date Aug 24, 2010
- Robert Asher Eiermann
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Compact reed valve
- Publication number 20120313024
- Publication date Dec 13, 2012
- Robert Asher Eiermann
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC