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BG25356A1
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A device for fastening of arc-extinguishing chambers to the low voltage switching apparatus
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BG25591A1
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A method of and a device for identification of moulds from the alloys
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BG24244A1
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Hybrid of silkworm
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BG24923A1
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A coil winding method
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BG24434A1
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Device for cutting waste polymer materials,particularly polystyrene
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BG24768A1
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Active material for positive electrodes of lead storage batteries
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BG24737A1
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Paper composition and method of obtaining same
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BG24215A1
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Pulse generator
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BG24342A1
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Method of manufacturing printing paper and composition for effecting same
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BG24164A1
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Pneumatic silphon instrument for linear measurements
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BG24736A1
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Paper composition and method of obtaining same
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BG24348A1
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Two-wall drilling rod
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BG23955A1
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Rall chain
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BG24163A1
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Pneumatic electric contact silphon instrument for linear measurements
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BG24162A1
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Multiple-contact pneumoelectric converter for checking linear dimensions
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BG24161A1
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Pneumatic silphon instrument for linear measurements wi
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BG23985A1
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2-(b-arylvinyl)-l 2-(b,b-diarylvinyl)-5-meihyl-3-furancarbonic acids and method of obtaining same
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BG24373A1
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Device for automatic final adjustment and monitoring of cutting tool on copying machine
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BG24034A1
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Multicomponent flat-mirror resonance aerial for uhf wavelengths
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BG24343A1
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Hand-driven device for ramming track sleepers
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