CH60993A
(en )
1913-09-01
Device for settling light suspended matter from sewage
CH58423A
(en )
1913-03-01
Device for separating floating and specifically light suspended matter from wastewater
CH67764A
(en )
1915-01-02
Device for collecting floating matter from sewage
CH61994A
(en )
1913-11-01
Device for holding barrels
CH49640A
(en )
1911-03-01
Device for the automatic removal of block calendar sheets
CH54277A
(en )
1912-05-17
Device for cleaning pipelines
CH66461A
(en )
1914-09-16
Device for cleaning pipes
CH58967A
(en )
1913-04-16
Device for removing profile shapes
CH54412A
(en )
1912-06-01
Device for the lateral support of single-track vehicles
CH61566A
(en )
1913-10-01
Device for holding objects
CH63170A
(en )
1914-01-16
Device for the automatic taking of samples
FR401882A
(en )
1909-09-18
Device for making the nuts unbreakable
CH59718A
(en )
1913-06-02
Device for lifting liquids
CH51787A
(en )
1911-09-16
Device for cleaning lamp cylinders
CH61161A
(en )
1913-09-01
Device for locking shutter
CH50371A
(en )
1911-06-01
Device for separating floating matter from sewage
CH65742A
(en )
1914-07-16
Device for purifying waste water
CH65017A
(en )
1914-05-16
Device for lighting lamps
CH48320A
(en )
1910-10-01
Device for turning the shutters from inside the room
CH63225A
(en )
1914-01-16
Device for fastening candles in candlesticks
CH80642A
(en )
1919-03-17
Device for the recovery of fats, oils, gasoline and other specifically light substances from waste water
CH61090A
(en )
1913-09-01
Device for rescue from fire hazard
CH53902A
(en )
1912-04-01
Device for the separation of suspended matter in watercourses
CH70636A
(en )
1916-03-16
Device for hanging up drawings
CH63960A
(en )
1914-03-02
Device for controlling granular substances