CH71826A
(en )
1916-02-16
Apparatus indicating device for measuring time
CH68847A
(en )
1915-04-16
Precision measuring device
CH61738A
(en )
1913-10-16
Chronometry device indicating device
FR428976A
(en )
1911-09-12
Device for balancing airplanes
FR521102A
(en )
1921-07-07
Device for measuring physical quantities depending on one or more variables
FR475079A
(en )
1915-04-09
Advanced Optical Apparatus Device
FR428971A
(en )
1911-09-12
Receiving device for prepayment meters for gas or electricity
FR891431A
(en )
1944-03-07
Indicator device for reading a graduated scale
FR682401A
(en )
1930-05-27
Device for measuring instruments for the mechanical representation of a quotient from its separate elements
FR480097A
(en )
1916-06-15
Measuring device for tailors
FR458355A
(en )
1913-10-09
Water measuring device
FR490720A
(en )
1919-05-06
Apparatus for detecting and measuring humidity
FR518118A
(en )
1921-05-19
Gyroscopic device for indicating the rotation of moving objects
FR497487A
(en )
1919-12-06
Device for measuring inclinations and indicating them or recording them remotely
FR437695A
(en )
1912-04-27
Apparatus for measuring steam
FR513148A
(en )
1921-02-08
Device for adjusting the measuring rods of micrometers of measuring machines and similar devices
FR502035A
(en )
1920-05-01
Time device for underwater mines
FR461941A
(en )
1914-01-14
Precision measuring device
FI6182A
(en )
1915-11-11
Area measuring device called "Lower"
FR454417A
(en )
1913-07-04
Reset device for the totalizing mechanism of calculating machines
FR448452A
(en )
1913-02-01
Signal indicating device
FR554068A
(en )
1923-06-05
Apparatus for measuring short time intervals using a temporarily rotating mass
FR449267A
(en )
1913-02-22
Device for scalding the vine
FR486884A
(en )
1918-05-15
Indicating device for measuring devices and instruments
FR483364A
(en )
1917-06-29
Device for measuring materials intended for fillings or fillings of teeth