FR1009676A
(en )
1952-06-03
Construction process
FR969160A
(en )
1950-12-15
Manufacturing process of formaldehyde-acetone resins
FR1013690A
(en )
1952-08-01
Process for manufacturing pyridyldialcoylaminoalkane nitriles
CH285475A
(en )
1952-09-15
Method of manufacturing glyoxal.
CH289195A
(en )
1953-02-28
Manufacturing process of testosterone.
CH284378A
(en )
1952-07-31
Manufacturing process for oilcloths.
FR975471A
(en )
1951-03-06
Sandals manufacturing process
FR972188A
(en )
1951-01-26
Mordache and its manufacturing process
FR974654A
(en )
1951-02-23
Bolt-plate and its manufacturing process
FR971077A
(en )
1951-01-12
Manufacturing process of diaryl-butenyl-amines
FR987858A
(en )
1951-08-20
Eyewear manufacturing process
FR1010129A
(en )
1952-06-09
Manufacturing process for trichlorobenzenes
FR1012733A
(en )
1952-07-16
Manufacturing process of 1-phenyl-2-aminopropane
FR1011082A
(en )
1952-06-18
Manufacturing process for ketones-alcohols
CH294503A
(en )
1953-11-15
Process for manufacturing sulfamethazine.
FR1009889A
(en )
1952-06-04
Brick making process
FR1011226A
(en )
1952-06-20
Magnesium manufacturing process
FR1044796A
(en )
1953-11-20
Manufacturing process of sulfo-hydrocarbons
FR1038976A
(en )
1953-10-02
Manufacturing process of poly-acyloxy-siloxanes
FR967799A
(en )
1950-11-10
Manufacturing process of diarylamines
FR977367A
(en )
1951-03-30
Fashion jewelry manufacturing process
FR944942A
(en )
1949-04-20
Simplified furniture manufacturing process
CH384780A
(en )
1965-02-26
Tetracycline manufacturing process
FR972694A
(en )
1951-02-01
Tetryl manufacturing process
FR998653A
(en )
1952-01-22
Process for manufacturing substituted tetralones