BG40851A1
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Method for sharpening profile milling tools with positive front angle of cutting
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BG39562A1
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Adhesive for plywood
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BG39567A1
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Adhesive for plywood
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BG38671A1
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Weight device for electromechanical clamping appliances
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BG37897A1
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Method for preparing ammonium metavanadate
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BG37162A1
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Hydraulic momentary cylinder
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BG36667A1
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Electromechanical clamping device
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BG38063A1
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Device for hydrostatic pressing
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BG35836A1
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Method for preparing thiophenolformaldehyde resin
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BG35171A1
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Device for switching on and off sinusoidal signals
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BG35131A1
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Discrete electronic levelling device
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BG36739A1
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Wedge closing device of high- pressure chamber
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BG31263A1
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Electromechanical fastening device
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BG31264A1
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Electromechanical fastening device
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BG30427A1
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Apparatus for air flow measuring
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BG29551A1
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Threephase autotransformator
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BG27605A1
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Composition of plates of wood fibers
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BG24612A1
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Volumetric flowmeter for road tests of vehicles
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BG24153A1
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Breakwater
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