Originally presented by the authors for the Seminar Exposionsgeschutze ELektrische Betriebsmittel und ihr Einsatz, at the Technische Akademie e.V., Wuppertal-Elberfeld
Text of Note
Bibliography: p. 691-698
TOPICAL NAME USED AS SUBJECT
Entry Element
، Electric engineering-- Safety measures
Entry Element
، Electric machinery, Explosion proof
LIBRARY OF CONGRESS CLASSIFICATION
Class number
TK
152
.
O44
PERSONAL NAME - PRIMARY RESPONSIBILITY
Relator Code
AU
Entry Element
]Von[ Heinz Olenik, Herbert Rentzsch, ]und[ Wilhelm Wettstein. Hrsg. von der Brown, Boveri & Cie Aktiengesellschaft