| 摘要 |
PROBLEM TO BE SOLVED: To record history information regarding product equipment integrally with a product by arranging an input part which records primary and/or secon dary history information data to be inputted from the outside in corresponding plural storage means, respectively and a readout part which reads the data out of the plural storage means on the product equipment. SOLUTION: A history information recording device 20 built integrally in, for example, a radio cassette recorder as product equipment is provided with a 1st storage means 21, a 2nd storage means 22 and further, a coil 23 as an input part for those storage means 21 and 22. In the 1st storage means 21 such as a mask ROM, the data of history information regarding a product such as a product name, a type number and a manufacture data as the primary history information are recorded and in the 2nd storage means 22 such as a flash memory, the data of the history information regarding sales as the secondary history information or the data of the history information regarding repair at the time of a fault are recorded. The coil 23 inputs the primary and/or secondary history information data from the outside through an electromagnetic wave. |
