JPS6221184Y2 - - Google Patents

Info

Publication number

JPS6221184Y2

JPS6221184Y2 JP1981193348U JP19334881U JPS6221184Y2 JP S6221184 Y2 JPS6221184 Y2 JP S6221184Y2 JP 1981193348 U JP1981193348 U JP 1981193348U JP 19334881 U JP19334881 U JP 19334881U JP S6221184 Y2 JPS6221184 Y2 JP S6221184Y2

Authority

JP

Japan

Prior art keywords

gas

pressure

spacer

vent

chamber

Prior art date

1981-12-28

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

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