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.)
LIQUETE GARIN ANTENOR
Original Assignee
LIQUETE GARIN ANTENOR
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
Application filed by LIQUETE GARIN ANTENORfiledCriticalLIQUETE GARIN ANTENOR
Priority to ES0074995UpriorityCriticalpatent/ES74995U/en
Publication of ES74995UpublicationCriticalpatent/ES74995U/en
Improved drill for rock, characterized by a head that offers a conical area at the front whose base is radially extended in a circular plane that is defined in a cylindrical area that has two parallel flat millings, for coupling the wrench, and that extends into a spigot provided with an external cylindrical thread. (Machine-translation by Google Translate, not legally binding)
ES0074995U1959-07-161959-07-16Improved drill for rock (Machine-translation by Google Translate, not legally binding)
PendingES74995U
(en)
Conicity checking instrument particularly for cones of drill bits, bits and similar tools (Machine-translation by Google Translate, not legally binding)