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.)
GIGNAN
Original Assignee
GIGNAN
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 GIGNANfiledCriticalGIGNAN
Priority to ES0050895UpriorityCriticalpatent/ES50895Y/en
Publication of ES50895UpublicationCriticalpatent/ES50895U/en
Application grantedgrantedCritical
Publication of ES50895YpublicationCriticalpatent/ES50895Y/en
"ESCONZADA HEAD SCREW", in which a screwdriver can fit, formed said hollow by a central box or basin, which extends axially with respect to the screw, in a uniform conical shape through its depth, and, diametrically disposed, a slot that communicates with said box, in all its depth. (Machine-translation by Google Translate, not legally binding)
ES0050895U1955-10-251955-10-25
Concealed head screw
ExpiredES50895Y
(en)