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F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
F16L11/00—Hoses, i.e. flexible pipes
F16L11/22—Multi-channel hoses
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FR1008722D1948-05-151948-05-15
Flexible conduit with stranded tubular elements and its manufacturing process
ExpiredFR1008722A
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