CH1662A
(en )
1890-03-15
Apparatus for hardening the inside of steel pipes
CH1306A
(en )
1889-10-31
Preparatory tank-material apparatus for breweries
CH1330A
(en )
1890-04-15
Apparatus for designing ellipses
CH3465A
(en )
1891-10-15
Apparatus for tempering shrapnels
AT3135B
(en )
1901-01-10
Apparatus for degreasing wool.
CH8585A
(en )
1894-11-30
Apparatus for carbonizing wool
ES8321A1
(en )
1888-08-01
A process for the manufacture of fine iron and cast steels by means of the apparatus designed for this purpose.
CH75571A
(en )
1918-01-02
Apparatus for tensioning fresh hides
CH61745A
(en )
1913-10-16
Apparatus for hardening metals in places
CH1078A
(en )
1889-09-11
Apparatus for tearing up scratching coverings
CH32424A
(en )
1905-07-31
Apparatus for passing sauces and similar liquids
CH31604A
(en )
1905-04-30
Apparatus for cleaning tantalum metal
CH23545A
(en )
1902-08-15
Improved apparatus for quick curing
CH1412A
(en )
1889-11-30
Apparatus for roasting coffee
CH31899A
(en )
1905-05-31
Apparatus for heating irons
CH9214A
(en )
1895-04-30
Apparatus for drying thick bodies when hot
CH24625A
(en )
1903-01-31
Apparatus for averting the hailstorm by means of gunfire
CH2170A
(en )
1890-09-15
Apparatus for regrinding drills
CH26841A
(en )
1903-10-31
Apparatus for lifting liquids
CH714A
(en )
1889-06-24
Apparatus for treating lateral curvature of the spine
CH483A
(en )
1889-04-02
Apparatus for sorting pieces of wood for the purposes of cellulose manufacture
CH29407A
(en )
1904-12-15
Apparatus for jerking off floors
CH57094A
(en )
1912-12-16
Process for case hardening iron and steel objects
CH6682A
(en )
1893-10-14
Apparatus for piching and unpicking barrels
ES10036A1
(en )
1889-11-01
An apparatus for scraping and refining bricks for the construction and repair of buildings.