CH52453A
(en )
1911-11-16
Device for the automatic shut-off of a pipe in the event of a pipe break
CH69295A
(en )
1915-06-16
Device with a drain pipe provided with a colander for removing the colander
FR406630A
(en )
1910-02-04
Automatic shut-off valve for water pipes in the event of a break
CH60397A
(en )
1913-07-16
Device for stretching the urethra
CH53610A
(en )
1912-03-01
Device for displaying a certain water level
NL84C
(en )
1914-01-02
Automatic safety gas shut-off device
FR416143A
(en )
1910-10-12
Device for repairing and connecting pipes
CH62490A
(en )
1913-12-01
Device for securing a train when passing a switch
FI4513A
(en )
1911-07-11
Fire pipe shut-off device
CH62667A
(en )
1913-12-01
Device for the automatic protection of ring-shaped pipe networks
NL503C
(en )
1915-02-01
Safety device on gas burners
CH56913A
(en )
1912-12-02
Device for conveying a liquid
CH62191A
(en )
1913-11-01
Device for automatically closing water pipes when removing a tap
FR443165A
(en )
1912-09-18
Automatic valve
FR457861A
(en )
1913-09-27
Automatic shut-off device for pneumatic tools
CH54277A
(en )
1912-05-17
Device for cleaning pipelines
FR451246A
(en )
1913-04-14
Automatic shut-off valve
CH66461A
(en )
1914-09-16
Device for cleaning pipes
FR463099A
(en )
1914-02-13
Automatic shut-off funnel
NL1492C
(en )
1916-08-01
Improvement on a pipe wrench
CH62604A
(en )
1913-12-01
Drawing device for drawing multiple lines
FR19170E
(en )
1914-11-04
Automatic shut-off device for pneumatic tools
CH60249A
(en )
1913-07-01
Device for lifting cohesive soil
CH70742A
(en )
1915-11-01
Device for cleaning beer pipes
CH67068A
(en )
1914-11-02
Closing device for jet pipe mouthpieces, taps and the like