CH54519A
(en )
1912-06-01
Device for writing a plurality of documents simultaneously
CH52916A
(en )
1912-01-02
Device for sharpening writing materials
CH50971A
(en )
1911-07-17
Instrument for tracing lines on slates
CH49697A
(en )
1911-03-16
Device for guiding the sheets away from a pile of paper sheets
CH56565A
(en )
1912-11-16
Device for transferring drawings
CH56913A
(en )
1912-12-02
Device for conveying a liquid
CH73382A
(en )
1917-03-01
Device for writing with a pen
CH63827A
(en )
1914-02-16
Device for printing texts on tapes
CH62604A
(en )
1913-12-01
Drawing device for drawing multiple lines
CH53325A
(en )
1912-02-01
Device for starting synchromotor
CH51315A
(en )
1911-08-16
Device for cutting threads
CH53813A
(en )
1912-04-01
Device for heating fournier
CH50793A
(en )
1911-07-01
Device for finishing bricks
CH49640A
(en )
1911-03-01
Device for the automatic removal of block calendar sheets
CH47906A
(en )
1910-08-16
Device for laying floors
CH51316A
(en )
1911-08-16
Device for grooving curved workpieces
CH62717A
(en )
1913-12-16
Device for deploying parachutes
CH63805A
(en )
1914-02-16
Device for printing fabrics
CH55581A
(en )
1912-09-02
Device for printing multiplication tables
CH54277A
(en )
1912-05-17
Device for cleaning pipelines
CH58060A
(en )
1913-02-17
Device for lifting liquids
CH50709A
(en )
1911-06-16
Support sheet for noting operating results from a business book
CH56382A
(en )
1912-11-01
Device on drawing boards for clamping drawing paper
CH48036A
(en )
1910-09-01
Device for protecting culture boxes
CH59343A
(en )
1913-05-02
Device for assembling channels