Solution for quality ensuring and energy saving heat-treatment by means of steam-heating
HU203845B
Method and apparatus for producing prefabricated, prestressed reinforced concrete members of ariculated surace prticularly
HUT55466A
Prefabricated concrete or reinforced concrete tube for lateral-branch attaching gravitational pipelines and method for producing the tube
CS541188A3
Device for producing prefabricated elements from prestressed concrete, particularly railway sleepers
HUT50911A
Prefabricated reinforced concrete sandwich panel
HU207756B
Arrangement for forming large-panel railroad permanent ways
HU200429B
Method for producing flexible shaped plate fixing the figuring layer of prefabricated concrete or reinforced concrete panels figured on their visible surface and similar covering surfaces
HUT48791A
Prefabricated thin-walled animal feeding device and method for producing the device
HUT47881A
Apparatus for producing prefabricated stressed reinforced concrete elements particularly sleepers
HUT48508A
Rubber hose for forming reinforced concrete tube and method for producing and in given case repairing the rubber hose
HUT47993A
Prefabricated thin-walled element of u-shaped cross-section and apparatus for producing the element
HU196848B
Method for producing prefabricated concrete coating element of figured plastic effect and bright visible surface
HU203142B
Column of increased stability
HUT43667A
High-pitched roof trussing
HUT42536A
Method and shape structure for producing prestressed reinforced concrete tubes
HU195553B
Production shape for reinforced concrete beam of v-shaped cross-section joggled internally along its length
HUT41473A
Separation wall for constructions
HU190334B
Apparatus for producing concrete members
HU195451B
Sorting apparatus
HU190244B
High-pitched roof e.g. double-pitched roof structure and method for building the same
