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Jeffrey Ryan Penner
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Swan River, CA
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last 30 patents
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Patent Grant
Ditching apparatus with divergent V-wing blade configuration
Patent number
9,371,627
Issue date
Jun 21, 2016
Jeffrey Ryan Penner
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Patents Applications
last 30 patents
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Patent Application
Vegetation Clearing Implements
Publication number
20170273238
Publication date
Sep 28, 2017
Jeffrey Ryan Penner
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Patent Application
Ditching Apparatus with Divergent V-Wing Blade Configuration
Publication number
20140331527
Publication date
Nov 13, 2014
Jeffrey Ryan Penner
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING