CH73339A
(en )
1916-09-16
Device for the resilient suspension of lighting fixtures on ceilings
CH75515A
(en )
1917-08-01
Device for conveying objects with change of direction
CH63225A
(en )
1914-01-16
Device for fastening candles in candlesticks
CH82898A
(en )
1919-11-01
Device for the electrolysis of halogen alkalis
CH71427A
(en )
1916-08-01
Device for making plaster ceilings
CH51187A
(en )
1911-08-16
Device for the extension of broken limbs
CH61078A
(en )
1913-09-16
Reflector for exposing at least almost flat surfaces
CH72184A
(en )
1916-09-16
Device for forming loopholes
CH74505A
(en )
1917-03-01
Elastic suspended ceiling
CH48004A
(en )
1910-09-01
Suspension device for lighting fixtures
CH74730A
(en )
1917-04-02
Device for making ropes
CH56097A
(en )
1912-10-01
Device for the detachable fastening of curtains
CH49773A
(en )
1911-03-16
Projection device on lighting fixtures
ES61629A2
(en )
1916-03-01
An installer lamp holder.
ES62285A2
(en )
1916-06-01
An installer lamp holder.
FR445142A
(en )
1912-11-04
Lamp globe
CH56436A
(en )
1912-11-01
Lamp suspension
CH73661A
(en )
1916-11-01
Device for the production of concrete steps
CH54037A
(en )
1912-04-16
Ceiling lamp
CH49685A
(en )
1911-03-01
Lighting apparatus
CH73745A
(en )
1916-11-16
Equipment for lighting, heating, etc. of vehicles
CH73513A
(en )
1916-10-16
Mechanism for transmitting micro-movements
CH34180A
(en )
1906-03-15
Device for increasing the luminosity of incandescent incandescent lamps
CA173075A
(en )
1916-11-14
Lighting fixture support
CH71398A
(en )
1916-01-03
Circuit for changing the light intensity in lighting systems