NL1169C
(en )
1917-01-15
Method for manufacturing a paper tissue
NL1658C
(en )
1916-11-01
Method for preparing margarine
NL769C
(en )
1915-09-15
Method for the mechanical production of paper folding trays
NL661C
(en )
1915-05-15
Method for manufacturing synthetic wires
NL358C
(en )
1914-10-01
Process for preparing erythrene
NL1709C
(en )
1917-05-01
Method for preparing reserves
NL1641C
(en )
1916-11-15
Method for manufacturing peat-coal briquettes
NL343C
(en )
1914-10-01
Process for preparing solid fumigants
NL782C
(en )
1916-12-15
Process for manufacturing a material from waste wood
NL703C
(en )
1915-07-15
Cigarette Machine Control Device
NL1258C
(en )
1916-05-01
Method for preparing sulfur-containing dyes
NL414C
(en )
1914-11-02
Process for the preparation of a rubber surrogate
NL42C
(en )
1913-10-15
Method for manufacturing a product suitable for menu production
NL3834C
(en )
1919-10-01
Improvement to a device for cleaning cables.
NL292C
(en )
1914-08-01
Improvement of a method of manufacturing prostheses
NL1240C
(en )
1916-04-15
Method for preparing a flint-containing caoutchouc mass
NL539C
(en )
1915-02-15
Method for making impact axes
NL1725C
(en )
1916-11-15
Improvement of a method for burning garbage
NL1713C
(en )
1916-11-15
Method for hydrogenating unsaturated substances
NL1734C
(en )
1916-12-01
Sound box for telephones
NL1306C
(en )
1916-06-01
Machine for manufacturing small bottles
NL1674C
(en )
1917-05-01
Method for making soap
NL605C
(en )
1915-05-01
Improvement of a method for manufacturing wires, films, plates and the like
NL765C
(en )
1915-08-02
Method and apparatus for preparing paper pulp
NL1220C
(en )
1916-05-15
Improvement of a method for the production of securities