CH60393A
(en )
1913-07-16
Device to facilitate hearing
CH73766A
(en )
1916-11-16
Device to prevent sparking
CH61444A
(en )
1913-09-16
Device for making impressions
CH61084A
(en )
1913-09-01
Device for correcting impotentia coeundi
CH59977A
(en )
1913-06-16
Device for regulating two-steam turbines
CH57833A
(en )
1913-02-01
Device for regulating water turbines
CH65553A
(en )
1914-06-16
Device to facilitate reading
CH63406A
(en )
1914-04-16
Device for attaching hoses to pipes
FR441791A
(en )
1912-08-16
Improvements to plows
CH61255A
(en )
1913-09-16
Device for the remote actuation of regulating organs
CH61734A
(en )
1913-10-16
Device for determining the value of electrical resistances
CH62014A
(en )
1913-11-01
Device to facilitate the extinguishing of petroleum lamps
FR445617A
(en )
1912-11-15
Filter device
FR445255A
(en )
1912-11-07
Filter device
CH59504A
(en )
1913-06-02
Device for improving the power factor of asynchronous machines
CH68452A
(en )
1915-03-16
Device for water heating
CH57647A
(en )
1913-01-16
Device for eliminating hypoplasia of the penis
CH63225A
(en )
1914-01-16
Device for fastening candles in candlesticks
CH78230A
(en )
1918-07-01
Device for the production of briquettes
FR442824A
(en )
1912-09-10
Advertising device
CH58220A
(en )
1913-03-01
Device for the production of punched tape for setting excluded lines of text
CH76250A
(en )
1917-11-16
Power transmission device
CH56976A
(en )
1912-12-02
Beehive
CH75652A
(en )
1918-02-01
Device for making butter
CH72390A
(en )
1916-10-02
Device for handguns to facilitate the shooting of wire obstacles