CH67631A
(en )
1915-01-02
Device for controlling the passage of fluids simultaneously in at least two pipes
FR451039A
(en )
1913-04-09
Sealing device for valves
FR426731A
(en )
1911-07-17
Device increasing the gas flow in the pipes
FR453125A
(en )
1913-05-31
Quick, tight, rigid, and variable direction coupling device for pipes
FR462833A
(en )
1914-02-05
Device for matting metal fittings in joints
CH65781A
(en )
1914-07-16
Device for matting metal fittings in joints
FR17854E
(en )
1913-12-06
Adjustable flow valve at will
FR469626A
(en )
1914-08-05
Automatic device for the admission of gas to bath heaters or similar devices
CH71101A
(en )
1915-12-01
Pipe connection device
FR484383A
(en )
1917-10-02
Improvements in devices for adjusting the flow of elastic fluids
FR444471A
(en )
1912-10-18
Device for consolidating the joints between flanges
FR466101A
(en )
1914-05-05
Device for adjusting the position of strips divided into sections in dispensing devices
FR18767E
(en )
1914-07-04
Quick coupling device, tight, rigid, and with variable directions for pipes
FR456862A
(en )
1913-09-06
Device for cleaning air supply pipes in storm lanterns
FR456718A
(en )
1913-09-03
Throttling device for pipes or pumps
NL966C
(en )
1916-01-03
Device for determining the quantities of liquid flowing through in the unit of time
FR441403A
(en )
1912-08-06
Control of the balancing device in locomotives
FR460821A
(en )
1913-12-12
Pipe seal
CH66082A
(en )
1914-08-01
Device for operating the skylights
FR450826A
(en )
1913-04-04
Device for turning over the gas stove mounts
FR520144A
(en )
1921-06-21
Device for cleaning pipes
FR472124A
(en )
1914-11-24
Device for drawing pipes
FR483426A
(en )
1917-07-04
Device for regulating the degree of humidity of the air in refrigeration installations
FR460916A
(en )
1913-12-15
Improvement in pipes
FR451816A
(en )
1913-04-29
Flow and pressure indicator-controller for fluids