BORING EQUIPMENT

PURPOSE:To obtain boring equipment which makes it possible to hold a core drill device in a state wherein a boring operation can be executed, even when a porous material or a tile is laid and stuck on a floor surface. CONSTITUTION:Flat-plate-shaped weighty substances 3 and 4 are provided on a floor...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KUBOKURA KUNIAKI, SHIGETOMI NAGAMICHI, OKADA KUNIO
Format:	Patent
Sprache:	eng
Schlagworte:	PERFORMING OPERATIONS TRANSPORTING WORKING CEMENT, CLAY, OR STONE WORKING STONE OR STONE-LIKE MATERIALS
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