FR466605A
(en )
1914-05-19
scaffolding
FR439557A
(en )
1912-06-17
Measuring tool
CH63744A
(en )
1914-02-16
Device for the automatic setting of points
CH57944A
(en )
1913-02-01
Hand wiper
CH51400A
(en )
1911-09-01
Device for cleaning floors
CH47906A
(en )
1910-08-16
Device for laying floors
CH51383A
(en )
1911-09-01
Free-standing scaffolding for painting and construction work
FR18482E
(en )
1914-04-25
Scaffolding for building or cleaning ceilings
FR426906A
(en )
1911-07-21
scaffolding for building or cleaning ceilings
AT71600B
(en )
1916-04-25
Device for connecting scaffolding timber.
CH54448A
(en )
1912-05-17
Scaffolding trestle with anchoring device
CH55327A
(en )
1912-08-01
Device for cleaning parquet floors
CH47647A
(en )
1910-07-16
Device for cleaning floors
CH57705A
(en )
1913-02-01
Scaffolding trestle
CH66180A
(en )
1914-08-17
Device for indicating the movement of liquids in lines
CH63347A
(en )
1914-02-02
Device for attaching ties to the collar button
CH54192A
(en )
1912-05-01
Process for cleaning buildings
CH50793A
(en )
1911-07-01
Device for finishing bricks
FR432697A
(en )
1911-12-12
Device for working the surfaces of the propellers with a planer
CH54313A
(en )
1912-05-17
Device for maintaining the shape of footwear
FR18867E
(en )
1914-07-27
Laths for ceilings
AT98696B
(en )
1924-12-10
Method of consolidating the surface of concrete.
FR15477E
(en )
1912-07-18
Scaffolding for building or cleaning ceilings
FR18524E
(en )
1914-05-13
Scaffolding for building or cleaning ceilings
CH66461A
(en )
1914-09-16
Device for cleaning pipes