| 摘要 |
Cassette containing a recording carrier in tape form, and including means for transporting the recording carrier tape along an information transfer member forming part of the means for reading and/or writing and/or erasing the recording carrier tape. The cassette has an enclosure of hermetically sealed construction, and is filled with an inert low pressure gas which does not react chemically with the surface of the tape or with the surface of the tape guide means, if such means exists, such as hydrogen or helium gas at a pressure below 0.05 MPa.
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