CA379012A
(en )
1939-01-17
Filament, yarn and ribbon manufacture
CA376317A
(en )
1938-09-06
Filament, thread and ribbon manufacture
CA374824A
(en )
1938-07-05
Filament, yarn and ribbon production
CA380718A
(en )
1939-04-11
Filament, yarn and foil manufacture
CA379487A
(en )
1939-02-07
Filament, yarn and fabric manufacture
CA364022A
(en )
1937-02-09
Filament, thread and ribbon manufacture
CA367252A
(en )
1937-07-06
Filament, thread and ribbon manufacture
CA379329A
(en )
1939-01-31
Filament and yarn manufacture
CA380592A
(en )
1939-04-11
Filament, film and ribbon manufacture
CA379688A
(en )
1939-02-21
Filament, yarn or thread manufacture
CA379689A
(en )
1939-02-21
Filament, yarn or thread manufacture
CA379690A
(en )
1939-02-21
Filament, yarn or thread manufacture
CA365221A
(en )
1937-04-06
Filament, yarn or ribbon manufacture
CA365222A
(en )
1937-04-06
Filament, yarn or ribbon manufacture
CA360824A
(en )
1936-09-29
Filament, thread and ribbon manufacture
CA385139A
(en )
1939-11-14
Yarn filament production
CA380742A
(en )
1939-04-11
Filament, thread and film manufacture
CA388268A
(en )
1940-04-23
Filament, fibre and yarn manufacture
CA347917A
(en )
1935-01-29
Filament, thread and ribbon manufacture
CA353631A
(en )
1935-10-22
Filament, thread and ribbon manufacture
CA388478A
(en )
1940-05-07
Filament, yarn and film manufacture
CA373106A
(en )
1938-04-12
Filament and ribbon manufacture
CA347107A
(en )
1935-01-01
Filament, thread and ribbon production
CA375011A
(en )
1938-07-12
Filament, ribbon and film manufacture
CA351612A
(en )
1935-07-16
Filament, thread, yarn and ribbon manufacture