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Natural mastic asphalt
Nomenclature; bitumen; process of manufacture; water-proofing qualities.
Natural mastic asphalt
Nomenclature; bitumen; process of manufacture; water-proofing qualities.
Mastic asphalt for roofing (natural rock asphalt aggregate)
Engineering Index Backfile | 1957
Mastic Asphalt Feeder Apparatus of the feeder for the mastic asphalt
Europäisches Patentamt | 2018
|Mastic Asphalt Feeder Apparatus of the feeder for the mastic asphalt
Europäisches Patentamt | 2019