ES342204A1 - Improvements in rock drilling machines with subjecting column. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in rock drilling machines with subjecting column. (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Siemens AG
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Siemens AG
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Publication date
Application filed by Siemens AGfiledCriticalSiemens AG
Publication of ES342204A1publicationCriticalpatent/ES342204A1/en
Perfections in rock drilling machines with clamping column, characterized, because the support column is provided with a preferably two-wheel chassis. (Machine-translation by Google Translate, not legally binding)
ES342204A1966-06-231967-06-23Improvements in rock drilling machines with subjecting column. (Machine-translation by Google Translate, not legally binding)
ExpiredES342204A1
(en)