CH201897A
(en )
1938-12-31
Glass thread and process for its manufacture.
CH225539A
(en )
1943-02-15
Method and device for the production of synthetic fibers.
CH236780A
(en )
1945-03-15
Color photographic material and method of making the same.
CH224657A
(en )
1942-12-15
Process for the production of structures from polyurethanes.
CH217258A
(en )
1941-10-15
Process for the production of light-sensitive materials and light-sensitive material produced by this process
CH215487A
(en )
1941-06-30
Container sets for refrigerators and the like.
CH210190A
(en )
1940-06-30
Method and device for the production of knitted goods.
CH213984A
(en )
1941-03-31
Process for the production of a plastic bearing bush and a plastic bearing bush.
CH212210A
(en )
1940-11-15
Process for the production of printing forms and intermediate forms therefor.
AT181808B
(en )
1955-04-25
Material for street clothing or the like and process for its manufacture
CH214389A
(en )
1941-04-30
Apparatus for the manufacture of knitted goods.
CH230058A
(en )
1943-12-15
Zipper and process for its manufacture.
CH234132A
(en )
1944-09-15
Process for the production of photographic material and material produced by this process.
CH219763A
(en )
1942-02-28
Heat exchanger and method of making the same.
CH229362A
(en )
1943-10-15
Plastic material and process for its manufacture.
CH214621A
(en )
1941-05-15
Paper sizing agents and process for their manufacture.
CH251581A
(en )
1947-10-31
Method and device for the production of rearranged artificial silk chains.
CH212638A
(en )
1940-12-15
Process for the production of hydroxylammonium sulfate.
CH213583A
(en )
1941-02-28
Fiber mat and method of making the same.
CH160155A
(en )
1933-02-28
Holders for stockings and the like.
CH195967A
(en )
1938-02-28
Book and method of making the same.
CH218870A
(en )
1942-01-15
Method and device for the production of fine hollow fibers.
CH219901A
(en )
1942-03-15
Process for the production of shaped structures from viscose.
AT171261B
(en )
1952-05-10
Method for building roads or the like.
CH144066A
(en )
1930-12-15
File and method of making the same.