CH37228A
(en )
1907-05-15
Device for cleaning cheese kettles
CH44062A
(en )
1909-07-01
Device for cleaning dishes
US970650A
(en )
1910-09-20
Filtering device.
CH38802A
(en )
1907-12-15
Device for cleaning open boilers
CH42323A
(en )
1909-01-16
Device for cleaning boilers
FR401882A
(en )
1909-09-18
Device for making the nuts unbreakable
FR367000A
(en )
1906-10-17
Device for removing foreign bodies from the eyes
CH46846A
(en )
1910-04-16
Device for cleaning cheese kettles
CA100951A
(en )
1906-09-11
Water cleaning device
ES36898A1
(en )
1905-11-01
A filter apparatus.
CH39604A
(en )
1908-04-01
Device on filters provided with filter frames to seal the filter frames from one another
ES37614A1
(en )
1906-03-01
A filter apparatus.
AT27579B
(en )
1907-02-25
Device for the detachable connection of box components.
AT26358B
(en )
1906-11-10
Device for removing soot from chimneys.
CH37121A
(en )
1907-04-30
Device for cleaning cheese kettles
CH42156A
(en )
1909-01-02
Device for heating liquids
CH35104A
(en )
1906-08-31
Device for cleaning brushes
CH40478A
(en )
1908-07-16
Device for duplicating drawings etc. through the effect of light
CH36539A
(en )
1907-01-31
Smoking device with water tank
CH46015A
(en )
1910-01-17
Device for boiling eggs
CH42759A
(en )
1909-02-16
Mobile device for cleaning wall surfaces with sand
AT48616B
(en )
1911-06-26
Device for the production of welded pipes.
FI3728A
(en )
1909-07-06
Water filter
CH46583A
(en )
1910-03-16
Device for cleaning liquids
CH37010A
(en )
1907-03-31
Cleaning device