Description: Hartmetall im Bergbau, beim Boerhn, Schramen und Hobeln/

Main Author:	Hinrichs, Klaus
Format:	Book
Language:	German
Published:	Berlin: Springer-Verlag, 1956
Subjects:	Boring machinery Rock-drills

Physical Description:	131 p. : ill. ; 24 cm.
Bibliography:	Includes bibliographical references and index