FR1122554A
(en )
1956-09-10
Improvements in the manufacture of half-shafts
BE552410A
(en )
1959-12-31
IMPROVEMENTS IN THE MANUFACTURE OF ISOCYANATES.
FR1124777A
(en )
1956-10-17
Heat-insulating clothing and the like
BE540960A
(en )
1959-08-14
IMPROVEMENTS IN THE PREPARATION OF L-GLUTAMINE.
BE521829A
(en )
1955-09-30
IMPROVEMENTS IN THE MANUFACTURING OF MATS AND OTHER SIMILAR OBJECTS.
FR1118642A
(en )
1956-06-08
Improvements in the manufacture of belts
FR1100467A
(en )
1955-09-20
Improvements in the manufacture of polyesters
FR1072051A
(en )
1954-09-08
Improvements in the manufacture of molded stoppers
FR1131118A
(en )
1957-02-18
Improvements in the manufacture of belts
FR1103381A
(en )
1955-11-02
Improvement in the manufacture of Christmas cribs
FR1094492A
(en )
1955-05-20
Improvements in the manufacture of minaudières
FR1088667A
(en )
1955-03-09
Improvements in chain manufacturing
FR1078094A
(en )
1954-11-15
Improvements in the manufacture of polyamides
FR1110498A
(en )
1956-02-13
Improvements in the manufacture of toy cars and the like
FR1075575A
(en )
1954-10-18
Improvements in the manufacture of slippers
FR1089807A
(en )
1955-03-22
Improvement in saucers and the like
ES56108Y
(en )
1957-05-01
Puzzle in the shape of a jeep
FR1156122A
(en )
1958-05-13
Improvements in mattress manufacturing
FR1105013A
(en )
1955-11-25
Improvements in furniture manufacturing
FR1126926A
(en )
1956-12-04
Improvements in doll making
FR1089228A
(en )
1955-03-15
Improvements in the manufacture of fabric squares and the like
BE547062A
(en )
1959-10-23
IMPROVEMENTS IN THE PREPARATION OF AMINOCARBINOLS.
GR15806B
(en )
1954-11-09
IMPROVEMENTS IN SHOE MANUFACTURING.
FR1118479A
(en )
1956-06-06
Improvement in the manufacture of pastillages
FR1114295A
(en )
1956-04-10
Improvements in the manufacture of catalysts