US Patent 7549440 Valve position indicator for buried valves
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Patent abstract
A valve position indicator is directly coupled to a valve shaft. The indicator has a gauge that directly indicates rotation of a valve shaft in a subterranean valve.
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US Patent 07549440 Valve position indicator for buried valves US Patent 7549440 Valve position indicator for buried valves
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Patent Number
0754944000
Patent Number
754944000
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Official Website
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Patent Jurisdiction
Patent Number
075494400
Date of Patent
June 23, 2009
0Patent Application Number
114213110
Date Filed
May 31, 2006
0Official Website
Patent Primary Examiner
Edits on 25 Sep, 2022
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Infobox
Is a
Patent Jurisdiction
Patent Number
075494400
Date of Patent
June 23, 2009
0Patent Application Number
114213110
Date Filed
May 31, 2006
0Official Website
Patent Primary Examiner
Edits on 15 Jun, 2022
Golden AI
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US Patent 07549440 Valve position indicator for buried valves
Infobox
Is a
Patent jurisdiction
Patent number
07549440
Date of patent
June 23, 2009
Patent application number
11421311
Date Filed
May 31, 2006
Patent primary examiner
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