CH29219A
(en )
1904-07-31
Device for opening and closing gas line closures from a control center by increasing the gas pressure
CH40826A
(en )
1908-08-17
Device for opening gas lines leading to burners with ignition devices and for automatic closing of such gas lines, delayed for a certain time by an air brake
CH36849A
(en )
1907-03-15
Device for opening and closing taps, valves etc. at set times
CH46330A
(en )
1910-02-16
Device for dedusting gases
CH40162A
(en )
1908-06-16
Device for closing vessels
CH44192A
(en )
1909-07-16
Device for opening and closing skylight windows
CH8431A
(en )
1894-10-31
Device for opening and closing skylight windows
CH45128A
(en )
1909-10-16
Device for the precipitation of precipitable components from gases and vapors
CH8897A
(en )
1895-02-15
Device for opening and closing the skylight windows
CH46621A
(en )
1910-04-01
Device for processing and sealing hatch holes
CH30556A
(en )
1904-12-31
Bottle closure with device for opening the same
CH29385A
(en )
1904-08-15
Device for opening and closing collapsible grids
CH8429A
(en )
1894-10-31
Device for opening the outlet valve of petroleum engines
CH8503A
(en )
1894-10-31
Device for opening and closing skylight windows
CH4388A
(en )
1892-04-30
Device for opening and closing taps and the like.
AT75523B
(en )
1919-02-25
Device for opening and closing bulkhead doors on ships by means of liquid pressure.
CH49691A
(en )
1911-03-16
Device for indicating the unauthorized opening of a lock
AT25117B
(en )
1906-07-25
Folding disc with device for folding down and straightening up again by means of a cable.
CH44471A
(en )
1909-08-16
Device for opening and closing the lids of feed boxes etc. by means of foot operation
AT24699B
(en )
1906-06-25
Method and device for attaching the closure plates of plate closures for bottles and other vessels.
AT41036B
(en )
1910-02-25
Device for de-oiling steam and dewatering gases and vapors.
AT41118B
(en )
1910-02-25
Device for de-oiling steam and dewatering gases and vapors.
CH43004A
(en )
1909-04-16
Device for the automatic closing of a smoke exhaust flap
CH39446A
(en )
1908-03-16
Device for cutting off heavy additions from gases
CH28529A
(en )
1904-05-15
Device on cartridge cases for closing the open end of the same