NO131158B
(member.php )
1975-01-06
NO121247B
(member.php )
1971-02-01
NO162845B
(no )
1989-11-20
Slagmoelle med minst ett loddrett eller skraattstilt sylindrisk malekammer.
US4024671A
(en )
1977-05-24
Mutually counterbalancing upper and lower flap doors of wide doorway
NO129868B
(member.php )
1974-06-04
US3999489A
(en )
1976-12-28
Sliding wall arrangement for covered railroad freight cars
US3952790A
(en )
1976-04-27
Arrangement for hatch covers
US3315412A
(en )
1967-04-25
Closure device for closing an entrance opening
US2255769A
(en )
1941-09-16
Overhead door
US2918122A
(en )
1959-12-22
Single actuator folding hatch cover
US2064405A
(en )
1936-12-15
Freight car appliances
US1470149A
(en )
1923-10-09
Car-door-locking mechanism
NO158874B
(no )
1988-08-01
Analogifremgangsmaate ved fremstilling av nye, terapeutiskaktive prostacyclinderivater.
US1563827A
(en )
1925-12-01
Automatic mine door
US2807461A
(en )
1957-09-24
Hydraulic openers for hinged hatch covers
US2739343A
(en )
1956-03-27
Hatch cover and self-adjusting hinge therefor
NO124767B
(member.php )
1972-06-05
US3045746A
(en )
1962-07-24
Method and means for mounting and operating hingedly interconnected panel elements for closing hatchways, railway cars and like open spaces
NO116004B
(member.php )
1969-01-13
NO130758B
(member.php )
1974-10-28
SU650879A1
(ru )
1979-03-05
Судовое люковое закрытие
US950122A
(en )
1910-02-22
Portable side-loading device for mixing-machines.
NO143076B
(no )
1980-09-01
Anordning ved aksialvifte.
NO139558B
(no )
1978-12-27
Fremgangsmaate ved fremstilling av n-(2-amino-3,5-dibrombenzyl)-n-metylcykloheksylamin
US1669133A
(en )
1928-05-08
Car-door arrangement