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Gracefield, NZ
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Patents Grants
last 30 patents
Information
Patent Grant
Energy absorber
Patent number
6,385,918
Issue date
May 14, 2002
Robinson Seismic Limited
William Henry Robinson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Energy absorber
Patent number
6,321,492
Issue date
Nov 27, 2001
Robinson Seismic Limited
William Henry Robinson
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Energy absorber
Patent number
6,141,919
Issue date
Nov 7, 2000
Robinson Seismic Limited
William Henry Robinson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
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