CH68452A
(en )
1915-03-16
Device for water heating
CH76815A
(en )
1918-02-01
Apparatus for visualizing the blood circulation
CH69446A
(en )
1915-07-01
Water heating system
CH69538A
(en )
1915-07-01
Device for pushing up water
CH65680A
(en )
1914-07-01
Device for determining the heat units given off by radiators
CH67577A
(en )
1914-12-16
Device for heating soles
CH73664A
(en )
1916-11-01
Device for saving heating material
CH75008A
(en )
1917-05-16
Device for saving heating material
CH79177A
(en )
1918-10-16
Device for electroosmotic drainage
CH75652A
(en )
1918-02-01
Device for making butter
FR478433A
(en )
1915-12-10
Molding apparatus
CH82898A
(en )
1919-11-01
Device for the electrolysis of halogen alkalis
CH67553A
(en )
1914-12-16
Device to prevent boiling liquids from boiling over
CH64419A
(en )
1914-04-01
Device for heating rooms
CH69293A
(en )
1915-08-16
Liquid heater
CH68782A
(en )
1915-05-01
Room heating facility
CH72184A
(en )
1916-09-16
Device for forming loopholes
CH54746A
(en )
1912-06-17
Device for cooling or heating liquids
CH61084A
(en )
1913-09-01
Device for correcting impotentia coeundi
CH65742A
(en )
1914-07-16
Device for purifying waste water
CH72937A
(en )
1916-07-17
Device for preventing liquids from boiling over
CH73661A
(en )
1916-11-01
Device for the production of concrete steps
CH72317A
(en )
1916-05-01
Device for cooling transformer oil
CH72362A
(en )
1916-05-01
Device for attaching glass poles
AT71199B
(en )
1916-02-25
Device for the production of reinforced knitwear.