CH18984A
(en )
1900-04-15
Scoop to remove the curd from the boiler
Roberday et al.
1901
Fugues et caprices
FR344123A
(en )
1904-10-25
Scraper for cleaning boiler tubes
FR383660A
(en )
1908-03-14
Scraper for cleaning tubes
FR365393A
(en )
1906-09-07
Composition for cleaning boilers
NL162186B
(en )
1900-01-01
OIL SCRAPER.
CH18605A
(en )
1900-03-15
Raffel
FR354317A
(en )
1905-10-03
Lance for cleaning boilers
FR339423A
(en )
1904-06-09
Composition to prevent encrustation in steam boilers
FI1418A
(en )
1901-02-05
Bränslebesparings- och luftuppvärmningsapparat benämnd "Termo"
FR461535A
(en )
1913-12-31
Drain trap for condensation water, which can also be used to separate various materials from each other
FR350632A
(en )
1905-06-20
Composition for removing skin from the skin
CH24402A
(en )
1902-12-31
Milking bucket
CH24216A
(en )
1902-11-30
Instrument for cleaning the spaces between the teeth
FR432258A
(en )
1911-12-02
Process for forming lattices using split metal plates, flat bars or the like
CH20044A
(en )
1900-11-15
Steam trap
CH23087A
(en )
1902-05-31
Advanced knife rinsing grid
DK3999C
(en )
1901-06-24
Water pipe boiler.
CH24588A
(en )
1903-01-31
Installation for the lubrication of steam turbines
CH36170A
(en )
1906-12-15
Installation for the treatment of milk in the boilers of cheese factories
DK3838C
(en )
1901-04-01
Devices for hot water locomotives.
FR348504A
(en )
1905-04-15
Water level indicator-alarm for boilers
CH15216A
(en )
1898-04-15
Perfect shoe shape
FR335285A
(en )
1904-01-18
Improvements to the strainers for cinders
CH21549A
(en )
1901-08-15
New to the cheese furnace