AU217209B2 - Improvements in or relating to vacuum control apparatus - Google Patents

Improvements in or relating to vacuum control apparatus

Info

Publication number
AU217209B2
AU217209B2 AU8266/55A AU826655A AU217209B2 AU 217209 B2 AU217209 B2 AU 217209B2 AU 8266/55 A AU8266/55 A AU 8266/55A AU 826655 A AU826655 A AU 826655A AU 217209 B2 AU217209 B2 AU 217209B2
Authority
AU
Australia
Prior art keywords
relating
control apparatus
vacuum control
vacuum
control
Prior art date
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
Application number
AU8266/55A
Other versions
AU826655A (en
Inventor
Parr Keith
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU217209B2 publication Critical patent/AU217209B2/en
Publication of AU826655A publication Critical patent/AU826655A/en
Expired legal-status Critical Current

Links

AU8266/55A 1955-04-12 Improvements in or relating to vacuum control apparatus Expired AU217209B2 (en)

Publications (2)

Publication Number Publication Date
AU217209B2 true AU217209B2 (en) 1956-10-11
AU826655A AU826655A (en) 1956-10-11

Family

ID=

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