CH82898A
(en )
1919-11-01
Device for the electrolysis of halogen alkalis
CH67429A
(en )
1914-12-01
Process and device for the electrolysis of halogenated alkalis
CH81717A
(en )
1919-07-01
Process and device for the electrolysis of halogenated alkalis
CH51187A
(en )
1911-08-16
Device for the extension of broken limbs
CH56097A
(en )
1912-10-01
Device for the detachable fastening of curtains
CH73661A
(en )
1916-11-01
Device for the production of concrete steps
CH72184A
(en )
1916-09-16
Device for forming loopholes
CH77203A
(en )
1918-03-16
Process for the preparation of glycolyl-p-anisidide
CH71427A
(en )
1916-08-01
Device for making plaster ceilings
CH68452A
(en )
1915-03-16
Device for water heating
CH56998A
(en )
1912-12-02
Device for the electrical heating of liquids
CH75008A
(en )
1917-05-16
Device for saving heating material
CH73664A
(en )
1916-11-01
Device for saving heating material
CH75652A
(en )
1918-02-01
Device for making butter
CH63170A
(en )
1914-01-16
Device for the automatic taking of samples
CH66434A
(en )
1914-09-01
Device for preparing emulsions
CH72071A
(en )
1916-03-16
Device for holding strips provided with inscriptions
AT63631B
(en )
1914-02-25
Method and device for the production of glass rings.
CH57647A
(en )
1913-01-16
Device for eliminating hypoplasia of the penis
AT69146B
(en )
1915-06-25
Device for the magnetic processing of ores.
CH72362A
(en )
1916-05-01
Device for attaching glass poles
CH66913A
(en )
1914-10-16
Device for making surface patterns
CH75914A
(en )
1917-10-16
Device for cleaning surface capacitors
CH46792A
(en )
1910-04-16
Device for the automatic stabilization of airplanes
AT75563B
(en )
1919-02-25
Process for the preparation of monoarylaminoquinones and diaryldiaminoquinones.