| 发明名称 |
HEATTINSULATING VACUUM DOUBLE TUBE |
| 摘要 |
<p>PURPOSE:Long-term maintenance for vacuum against gaps by filling heated absorbent to the ends of spans of gaps between an inner and an outer tube for perfect vacuum sealing.</p> |
| 申请公布号 |
JPS5256437(A) |
申请公布日期 |
1977.05.09 |
| 申请号 |
JP19750129008 |
申请日期 |
1975.10.27 |
| 申请人 |
HITACHI CABLE |
发明人 |
OOHASHI SEISHIROU;KUMA AKIJI;SATOU MITSUHIRO |
| 分类号 |
F16L59/06;F16L59/12 |
主分类号 |
F16L59/06 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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