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Individual
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Priority to ES1972185119UpriorityCriticalpatent/ES185119Y/en
Publication of ES185119UpublicationCriticalpatent/ES185119U/en
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Publication of ES185119YpublicationCriticalpatent/ES185119Y/en
Piping line tooling, characterized by comprising a threaded part with a preferably hexagonal head that at its other end presents a constriction followed by an inclined groove and a special widening, generally irregular trapezoidal shape, with its curvilinear major base, comprising another part cylindrical which at the end of its main base has an opening of diameter slightly greater than the width of the extreme widening of the first part, said cylindrical part then presenting a central internal thread to its smaller base. (Machine-translation by Google Translate, not legally binding)
ES1972185119U1972-10-281972-10-28
TOOLING FOR PIPE DERIVATIONS.
ExpiredES185119Y
(en)