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John Raymond Dyer
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South Australia, AU
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last 30 patents
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Patent Grant
Trash screen for side entry pit
Patent number
7,699,978
Issue date
Apr 20, 2010
John Raymond Dyer
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
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Patent Application
Trash Screen For Side Entry Pit
Publication number
20090114579
Publication date
May 7, 2009
John Raymond Dyer
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES