| 摘要 |
1. Device for establishing the time of arrival of a pigeon by means of a recorder proper fitted with conventional means allowing by revolving a drum inside a compartment of which is enclosed a box containing a pigeon ring, to ascertain by means of a clock, the month, the day, the hour, the minute and the second of arrival of the pertaining pigeon, characterized in that it comprises means allowing to store said data in an electronic memory being part of the recorder, and to transfer said data and to make same readable on a support belonging to a printer which is part of a reading equipment, owned by organizing authorities, whereto said recorder and particularly the electronic memory thereof may be connected, means being provided to erase the data stored in the electronic memory when the recorder is being opened. |
