IT8821333A0 -
BALL VALVE STRUCTURE FOR THE INTERCEPTION OF FLUIDS FLOWING IN A PIPE, PARTICULARLY FOR THE INTERCEPTION OF GAS, EQUIPPED WITH SAFETY LOCKING MEANS
- Google Patents
BALL VALVE STRUCTURE FOR THE INTERCEPTION OF FLUIDS FLOWING IN A PIPE, PARTICULARLY FOR THE INTERCEPTION OF GAS, EQUIPPED WITH SAFETY LOCKING MEANS
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Publication number
IT8821333A0
IT8821333A0IT8821333AIT2133388AIT8821333A0IT 8821333 A0IT8821333 A0IT 8821333A0IT 8821333 AIT8821333 AIT 8821333AIT 2133388 AIT2133388 AIT 2133388AIT 8821333 A0IT8821333 A0IT 8821333A0
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Application filed by Renato ColombofiledCriticalRenato Colombo
Priority to IT8821333ApriorityCriticalpatent/IT1226249B/en
Publication of IT8821333A0publicationCriticalpatent/IT8821333A0/en
Application grantedgrantedCritical
Publication of IT1226249BpublicationCriticalpatent/IT1226249B/en
IT8821333A1988-07-121988-07-12
BALL VALVE STRUCTURE FOR INTERCEPTION OF FLUIDS FLOWING IN A DUCT, IN PARTICULAR FOR INTERCEPTION OF GAS, EQUIPPED WITH SAFETY LOCKING MEANS
IT1226249B
(en)