CH319915A
(en )
1957-03-15
Machine for the production of fabric panels
CH290905A
(en )
1953-05-31
Process for the production of semi-pulp.
CH253309A
(en )
1948-02-29
Machine for the production of small parquet strips.
CH292033A
(en )
1953-07-31
Process for the manufacture of spinnerets.
CH285805A
(en )
1952-09-30
Process for the manufacture of light-sensitive products.
CH286119A
(en )
1952-10-15
Process for the manufacture of imitation leather.
CH265481A
(en )
1949-12-15
Process for the production of polyamide threads.
CH273768A
(en )
1951-02-28
Machine for the production of endless belts.
CH269864A
(en )
1950-07-31
Machine for the production of buttons from sheet material.
CH279908A
(en )
1951-12-31
Process for the preparation of alkylhalosilanes.
CH284334A
(en )
1952-07-31
Process for the production of surface-active products in a solid, dry state.
CH299378A
(en )
1954-06-15
Process for the production of copolymers of acrylonitrile.
AT171001B
(en )
1952-04-25
Centrifugal machine with multi-stage drum for uninterrupted countercurrent treatment of liquids
CH283025A
(en )
1952-05-31
Embroidery machine.
AT183980B
(en )
1955-12-10
Machine for the production of fine manure from farmyard manure
AT176016B
(en )
1953-09-10
Machine for the production of V-belts
CH284350A
(en )
1952-07-31
Process for the manufacture of spinnerets.
AT174919B
(en )
1953-05-26
Process for the production of morpholines
CH288369A
(en )
1953-01-31
Spooling mechanism for the production of conical ends.
FR987619A
(en )
1951-08-16
Life belt
AT170650B
(en )
1952-03-10
Machine for the production of wood wool
AT184040B
(en )
1955-12-10
Machine for the production of zippers
AT178256B
(en )
1954-04-26
Machine for the production of wood screws
CH284353A
(en )
1952-07-31
Process for the production of synthetic fibers.
AT171740B
(en )
1952-06-25
Machine for the production of zipper parts