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Gonzalez Luis German Gonzalez
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Antofagasta, CL
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last 30 patents
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Patent Grant
Mechanical stemming apparatus for mining blasting operations
Patent number
7,690,307
Issue date
Apr 6, 2010
Cauchos Industriales S.A.
Gonzalez Luis German Gonzalez
F42 - AMMUNITION BLASTING
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last 30 patents
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Patent Application
Mechanical Stemming Apparatus for Mining Blasting Operations
Publication number
20080236434
Publication date
Oct 2, 2008
Gonzalez Luis German Gonzalez
F42 - AMMUNITION BLASTING