Benjamin H. Hadley

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Claremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a flexible hose assembly for a manometer mercur...
- Patent number 5,172,477
- Issue date Dec 22, 1992
- Benjamin H. Hadley
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Flexible hose assembly
- Patent number 5,069,253
- Issue date Dec 3, 1991
- Benjamin H. Hadley
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...