IT1127568B -
TOOL FOR CALIBRATING PITCHES AND THREAD WIDTHS, IN PARTICULAR FOR PIPES
- Google Patents
TOOL FOR CALIBRATING PITCHES AND THREAD WIDTHS, IN PARTICULAR FOR PIPES
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Publication number
IT1127568B
IT1127568BIT47645/80AIT4764580AIT1127568BIT 1127568 BIT1127568 BIT 1127568BIT 47645/80 AIT47645/80 AIT 47645/80AIT 4764580 AIT4764580 AIT 4764580AIT 1127568 BIT1127568 BIT 1127568B
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Application filed by Hydril CofiledCriticalHydril Co
Priority to IT47645/80ApriorityCriticalpatent/IT1127568B/en
Publication of IT8047645A0publicationCriticalpatent/IT8047645A0/en
Application grantedgrantedCritical
Publication of IT1127568BpublicationCriticalpatent/IT1127568B/en