CH301205A
(en )
1954-08-31
Method of manufacturing a germanium rectifier.
CH306480A
(en )
1955-04-15
Device for the temporary actuation of a switch.
CH304394A
(en )
1955-01-15
Method of making a lubricant.
AT176950B
(en )
1953-12-10
Method for producing a hair restorer
FR983154A
(en )
1951-06-20
Attaching brake levers
AT180119B
(en )
1954-11-10
Anchoring for dentures
FR1042844A
(en )
1953-11-04
Straightening installation
CH315348A
(en )
1956-08-15
Device for producing uniform circular divisions
AT172096B
(en )
1952-08-11
Device for making wall grooves for installation purposes
FR60373E
(en )
1954-11-02
Tank gauge
FR1015917A
(en )
1952-10-28
Tank gauge
CH296661A
(en )
1954-02-28
Process for the preparation of a polyenaldehyde.
CH305038A
(en )
1955-01-31
Process for the production of a basic substituted chromone.
ES186970A3
(en )
1949-03-16
A PROCEDURE FOR OBTAINING RATICIDES
ES195571A1
(en )
1951-11-16
A PROCEDURE FOR OBTAINING OXIMES
AT175109B
(en )
1953-06-10
Method for producing a cylinder wall
AT181195B
(en )
1955-02-25
Device for producing a zip fastener
AT181233B
(en )
1955-02-25
Process for the production of a sound-absorbing plaster
AT182098B
(en )
1955-05-25
Process for producing true colorations
ES188732A1
(en )
1949-12-16
A PROCEDURE THAT ALLOWS TO PRODUCE NEW INSULATORS
ES186655A1
(en )
1949-03-01
A PROCEDURE FOR THE OBTAINING OF ALCOHOL
AT177381B
(en )
1954-01-25
Device for rapid lock
ES195303A1
(en )
1952-04-16
A PROCEDURE FOR PRODUCING SUBSTITUTE PTERIDINES
ES22863Y
(en )
1951-01-16
Railways guide.
ES189828A1
(en )
1949-12-01
A PROCEDURE FOR THE MANUFACTURE OF SUBSTITUTED TETRALONS IN POSITION 1