CH68847A
(en )
1915-04-16
Precision measuring device
FR469004A
(en )
1914-07-22
Instrument for measuring the decrease in electrical oscillations
CH69361A
(en )
1915-06-16
Device for measuring the performance of heating or cooling devices
AT74108B
(en )
1918-01-25
Device for measuring the pressure and the speed of breathing air.
CH66602A
(en )
1914-09-16
Device for measuring the change in chest size during breathing exercises
CH67491A
(en )
1914-12-16
Apparatus for measuring body temperature
CH66180A
(en )
1914-08-17
Device for indicating the movement of liquids in lines
CH72979A
(en )
1916-08-01
Measuring device for the flow in determined quantities of the logs
CH61516A
(en )
1913-10-01
Device for measuring the flow rate of centrifugal machines
FR446617A
(en )
1912-12-11
Device for measuring distances
CH66929A
(en )
1914-10-16
Recording device for measuring the height difference between two variable water levels
CH67290A
(en )
1914-11-16
Device for generating hot air
FI6091A
(en )
1915-07-01
Device for measuring and ordering shape
CH62390A
(en )
1913-11-17
Device for measuring small time intervals
CH74239A
(en )
1917-02-01
Device for measuring and calculating electrical consumption
FR453721A
(en )
1913-06-14
Precision measuring device
CH81634A
(en )
1919-07-01
Device for measuring or regulating the speed of flowing media
FR465960A
(en )
1914-05-01
Measuring device
CH48483A
(en )
1910-11-01
Device for measuring the amount of flowing media in pipelines
CH56625A
(en )
1912-11-16
Device for measuring the distance between balls in bocce game
CH57088A
(en )
1912-12-16
Device for measuring the concentration of color solutions
FR461941A
(en )
1914-01-14
Precision measuring device
FR467759A
(en )
1914-06-20
Recorder weighing device
CH68205A
(en )
1915-03-16
Electrical measuring device
CH61468A
(en )
1913-09-16
Device for measuring fractions of a millimeter