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| 71. | magnetic card store |
| 磁卡片存储器 |
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| 72. | tape to card converter |
| 带 卡片转换器 |
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| 73. | tape-card converter |
| 磁带－卡片变换器 |
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| 74. | printing card punch |
| 卡片打印穿孔机 |
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| 75. | eddycard memory |
| 涡流卡片存储器 |
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| 76. | magnetic card storage |
| 磁性卡片存储器 |
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| 77. | mark card reader |
| 标记卡片阅读器 |
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| 78. | magnifying chart reader |
| 卡片放大阅读器 |
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| 79. | mark card sensing |
| 标记卡片读出 |
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| 80. | multiple card record |
| 多重卡片记录 |
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