US Patent 7631702 Double-coated sintered hard-faced harrow disk blades
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Patent Inventor Names
Larry Hansen0
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Patent abstract
The instant invention relates to a double-coated sintered composition on a hard-faced disk blade for agricultural use as a rotary knife blade of a farm implement termed a harrow wherein the sintered hard-faced composition is applied to both the concave and convex sides of the rotary harrow disk blade to provide protection against soil abrasion and wear.
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US Patent 07631702 Double-coated sintered hard-faced harrow disk blades US Patent 7631702 Double-coated sintered hard-faced harrow disk blades
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Patent Number
076317020
Patent Number
76317020
Edits on 23 Sep, 2022
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Patent Jurisdiction
Patent Number
076317020
Date of Patent
December 15, 2009
0Patent Application Number
114250540
Date Filed
June 19, 2006
0Official Website
Patent Primary Examiner
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US Patent 07631702 Double-coated sintered hard-faced harrow disk blades
Infobox
Is a
Patent jurisdiction
Patent number
07631702
Date of patent
December 15, 2009
Patent application number
11425054
Date Filed
June 19, 2006
Patent primary examiner
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