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UNANUE ANDUESA JOSE
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UNANUE ANDUESA JOSE
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Application filed by UNANUE ANDUESA JOSEfiledCriticalUNANUE ANDUESA JOSE
Priority to ES0069936UpriorityCriticalpatent/ES69936Y/en
Publication of ES69936UpublicationCriticalpatent/ES69936U/en
Application grantedgrantedCritical
Publication of ES69936YpublicationCriticalpatent/ES69936Y/en
A NEW TIGHTENING SCREW characterized by constituting it a main body formed in a single piece forming an arc, in the upper end of which a spindle is coupled, which at its point of tightening, takes a spherical termination, in which a cap is housed, which its free radial movement is adaptable to all planes. (Machine-translation by Google Translate, not legally binding)
Improvements introduced in the valvular devices of regular hermeticity, for internal atmospheric pressures (Machine-translation by Google Translate, not legally binding)