ITFI910015A1 -
ACOUSTIC INDICATOR OF THE IRREGULARITY OF POSITION OF THE CONTROL LEVER OF AN EMERGENCY TAP FOR MANUAL RELEASE OF THE DOORS OF RAILWAY CARS AND FOR SIMILAR USE
- Google Patents
ACOUSTIC INDICATOR OF THE IRREGULARITY OF POSITION OF THE CONTROL LEVER OF AN EMERGENCY TAP FOR MANUAL RELEASE OF THE DOORS OF RAILWAY CARS AND FOR SIMILAR USE
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Publication number
ITFI910015A1
ITFI910015A1IT000015AITFI910015AITFI910015A1IT FI910015 A1ITFI910015 A1IT FI910015A1IT 000015 AIT000015 AIT 000015AIT FI910015 AITFI910015 AIT FI910015AIT FI910015 A1ITFI910015 A1IT FI910015A1
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Publication date
Application filed by Sergio Naldoni, Alessandro NiccolifiledCriticalSergio Naldoni
Priority to ITFI910015ApriorityCriticalpatent/IT1246662B/en
Publication of ITFI910015A0publicationCriticalpatent/ITFI910015A0/en
Publication of ITFI910015A1publicationCriticalpatent/ITFI910015A1/en
Application grantedgrantedCritical
Publication of IT1246662BpublicationCriticalpatent/IT1246662B/en
ITFI910015A1991-01-181991-01-18Acoustic device for indicating an irregularity in the position of the control lever of an emergency manual release valve for the doors of railway carriages and for comparable uses
IT1246662B
(en)
Acoustic device for indicating an irregularity in the position of the control lever of an emergency manual release valve for the doors of railway carriages and for comparable uses
Acoustic device for indicating an irregularity in the position of the control lever of an emergency manual release valve for the doors of railway carriages and for comparable uses
Acoustic device for indicating an irregularity in the position of the control lever of an emergency manual release valve for the doors of railway carriages and for comparable uses
ACOUSTIC INDICATOR OF THE IRREGULARITY OF POSITION OF THE CONTROL LEVER OF AN EMERGENCY TAP FOR MANUAL RELEASE OF THE DOORS OF RAILWAY CARS AND FOR SIMILAR USE