CH301205A
(en )
1954-08-31
Method of manufacturing a germanium rectifier.
CH304394A
(en )
1955-01-15
Method of making a lubricant.
CH288634A
(en )
1953-01-31
Process for the production of a basic polyglycol ether.
AT187032B
(en )
1956-10-10
Process for the production of a profiled visible surface on concrete blocks
AT175109B
(en )
1953-06-10
Method for producing a cylinder wall
CH296843A
(en )
1954-02-28
Process for the preparation of a quaternary 3-oxyphenylammonium compound.
AT176950B
(en )
1953-12-10
Method for producing a hair restorer
CH288586A
(en )
1953-01-31
Process for the preparation of a salt of a basic ether.
AT186197B
(en )
1956-07-10
Method for producing a retaining or retaining wall
AT177613B
(en )
1954-02-25
Process for the production of a regenerator filling compound
CH301198A
(en )
1954-08-31
A method of forming a semiconductor device.
AT181538B
(en )
1955-03-25
Method for producing a swivel figure
CH296486A
(en )
1954-02-15
Process for the production of a new aroylethylene compound.
AT182098B
(en )
1955-05-25
Process for producing true colorations
AT181233B
(en )
1955-02-25
Process for the production of a sound-absorbing plaster
AT192026B
(en )
1957-09-25
Process for the production of a ceramic-like wall covering
CH304712A
(en )
1955-01-31
Process for producing a thiol compound.
AT170286B
(en )
1952-02-11
Process for making a plasticizer
AT172949B
(en )
1952-10-25
Process for making a plasticizer
AT170028B
(en )
1952-01-10
Process for the preparation of a new pyrrolidine compound
CH291792A
(en )
1953-07-15
Method for producing a printing stencil.
AT173264B
(en )
1952-12-10
Process for making a durable synthetic resin emulsion
CH289198A
(en )
1953-02-28
Process for the preparation of a substituted 1-phenyl-3-methyl-5-pyrazolone.
AT171398B
(en )
1952-05-26
Method of making a wall covering compound
CH273697A
(en )
1951-02-28
Method for producing a contact compound.