Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 AU483313B2 - Drilling unit
- Google Patents
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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fischerwerke Artur Fischer GmbH and Co KG
Original Assignee
Fischerwerke Artur Fischer GmbH and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE19752549057external-prioritypatent/DE2549057C2/en
Application filed by Fischerwerke Artur Fischer GmbH and Co KGfiledCriticalFischerwerke Artur Fischer GmbH and Co KG
Application grantedgrantedCritical
Publication of AU483313B2publicationCriticalpatent/AU483313B2/en
Publication of AU1714976ApublicationCriticalpatent/AU1714976A/en