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JPS5372297A Expired / Lapsed JP ⏱️ 0.0 years remaining

Cooling apparatus

Assignee: Hitachi Ltd
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Filing: 1976-12-10
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Granted: —
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Expires: 1996-12-10
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Abstract

Abstract PURPOSE: To provide a cooling apparatus applicable to cooling means for test piece tables of ion beam machining equipment or electron-beam-applied equipment used in the high level of vacuum or the like which is able to prevent pollution and stabilize pressure in the main airtight chamber by checking refrigerant from permeating thereinto. COPYRIGHT: (C)1978,JPO&Japio

Inventors

  • 👤 Norio Kanai

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-11-03 18:40
CPC Classifications
—

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