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CHARLES GUY PREVOST SANSAC DE
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CHARLES GUY PREVOST SANSAC DE
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Application filed by CHARLES GUY PREVOST SANSAC DEfiledCriticalCHARLES GUY PREVOST SANSAC DE
Application grantedgrantedCritical
Publication of FR452614ApublicationCriticalpatent/FR452614A/fr
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR452614D1912-07-231912-12-30Robinet de sureté pour installations de gaz d'éclairage
ExpiredFR452614A
(fr)