CH47182A
(en )
1910-06-01
Console for anchoring cable poles
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH55374A
(en )
1912-08-16
Procedure for the representation of tetrabromindigio
CH74730A
(en )
1917-04-02
Device for making ropes
CH39697A
(en )
1908-04-01
Form for the manufacture of concrete poles
CH50559A
(en )
1911-06-16
Device for displaying diagrams
CH49907A
(en )
1911-04-01
Process for the preparation of diethylgallocyanine
CH49434A
(en )
1911-02-01
Process for the preparation of dehydroindigobisulfite
CH49760A
(en )
1911-03-16
Process for the preparation of ketobutanol
CH49761A
(en )
1911-03-16
Process for the preparation of b-methyltetramethylenediamine
CH50161A
(en )
1911-05-01
Process for the preparation of methylketobutanol
CH61490A
(en )
1913-10-01
Device for making wire nails
CH50652A
(en )
1911-06-16
Process for the preparation of ß-methyladipic acid
CH48741A
(en )
1910-12-01
Device for the production of galvanizing
AT52289B
(en )
1912-02-26
Process for the preparation of cellulose esters.
CH46792A
(en )
1910-04-16
Device for the automatic stabilization of airplanes
CH49835A
(en )
1911-04-01
Method for the representation of hexabromoindigo
CH56097A
(en )
1912-10-01
Device for the detachable fastening of curtains
CH48230A
(en )
1910-10-01
Process for the preparation of anthraquinone
CH62728A
(en )
1913-12-01
Process for the preparation of anthraquinone
FR448106A
(en )
1913-01-23
Aerated construction equipment
AT57819B
(en )
1913-02-25
Device for the production of tar macadam and the like.
CH62084A
(en )
1913-11-01
Method and device for making macadam