CH2113A
(en )
1890-07-31
Instrument for determining the specific gravity of liquids
CH2134A
(en )
1890-08-15
Device for controlling the amount of liquid
CH6710A
(en )
1893-10-31
Device for determining the content of hollow vessels
CH2960A
(en )
1891-04-30
Improvement in the construction of marine chronometers
CH2665A
(en )
1891-01-31
Innovation in mechanisms for the transmission of movement
CH2616A
(en )
1891-01-31
Device for determining the value of coin quantities by measurement
FR342561A
(en )
1904-09-12
Slope indicator or declivity meter
FR335464A
(en )
1904-01-27
Gear indicator system
CH2818A
(en )
1891-06-15
Facility for the production of ultramarine
CH4216A
(en )
1892-03-31
Radir instrument
CH4438A
(en )
1892-05-14
Pedometer
CH5704A
(en )
1893-02-28
Device for the automatic presentation of luxury items
CH4074A
(en )
1892-02-15
Automatic liquid meter
CH27298A
(en )
1903-12-31
Apparatus for determining the age of chicken eggs
ES10484A1
(en )
1890-03-16
Improvements introduced in the composition of the paintings.
CH61471A
(en )
1913-10-01
Scale for determining the weight of liquids in large containers
CH3840A
(en )
1892-01-15
Enrichment apparatus for natural lime phosphates
FR344707A
(en )
1904-11-11
Automatic device for measuring the depths of sea or river routes
CH2993A
(en )
1891-05-15
Improvement in the construction of marine chronometers
CH3983A
(en )
1892-03-15
Device for the production of malt coffee
CH8499A
(en )
1894-11-15
Instrument for dividing angles into three
CH2380A
(en )
1891-03-31
Brunnhofer's decanter or demaculator
CH1501A
(en )
1890-06-14
Clisimeter (instrument for measuring inclinations)
FR398837A
(en )
1909-06-15
Instrument for determining latitude
CH13430A
(en )
1897-06-30
Device for determining the amount of grain or other granular material