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.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES0029604UpriorityCriticalpatent/ES29604Y/en
Publication of ES29604UpublicationCriticalpatent/ES29604U/en
Application grantedgrantedCritical
Publication of ES29604YpublicationCriticalpatent/ES29604Y/en
Improved groove, characterized in that the straight section thereof is a semicircle, that is, that the side wall offers a frustoconical or cylindrical part completed with a flat part that is a diametral plane of that profile. (Machine-translation by Google Translate, not legally binding)
ES0029604U1952-01-151952-01-15
Well perfected
ExpiredES29604Y
(en)