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BG99673A
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Method of manufacture of miniature radio-receiver
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BG97691A
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Device for squeezing and hanging of cans
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BG52072B2
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Heat insulation composite material and method for its preparation
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BG51786A1
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Method for the production of high dispersion settled silicon oxides
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BG52037B2
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Composition, method for its preparation and method for the application of cold hydroinsulation paste
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BG42440A1
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Polymeric composition with reduced inflammability
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BG42508A1
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Device for protection of ribbon loudspeaker
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BG42345A1
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Passive emitter
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BG42247A1
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Composition for building bricks
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BG42069A1
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Surface wet- proofing material and method for its manufacture
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BG42070A1
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Building solution
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BG41688A1
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Modifying agent for water glass in preparing moulding mixtures for metal casting
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BG41356A1
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Grid casing
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BG41020A1
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Injection solution
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BG41885A1
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Activated ash cement and method for its manufacture
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BG40627A1
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Synchronizing senorific device
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BG40551A1
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Accelerator- plasticizer
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BG40532A1
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Method for thermic treatment of armed concrete items and chamber for realizing this method
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BG40531A1
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Thermic mould
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BG40570A1
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Additive for polypropylene and method for its manufacture
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