CA177108A - Apapreil a fabriquer des vaisseaux a espace vide - Google Patents

Apapreil a fabriquer des vaisseaux a espace vide

Info

Publication number
CA177108A
CA177108A CA000177108A CA177108DA CA177108A CA 177108 A CA177108 A CA 177108A CA 000177108 A CA000177108 A CA 000177108A CA 177108D A CA177108D A CA 177108DA CA 177108 A CA177108 A CA 177108A
Authority
CA
Canada
Prior art keywords
making vacuum
vacuum receptacles
receptacles
making
vacuum
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
CA000177108A
Other languages
English (en)
Inventor
Edward Hooge
Oscar Moberg
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.)
Landers Frary and Clark
Original Assignee
Landers Frary and Clark
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Landers Frary and Clark filed Critical Landers Frary and Clark
Application granted granted Critical
Publication of CA177108A publication Critical patent/CA177108A/fr
Expired legal-status Critical Current

Links

CA000177108A 1917-01-22 1917-01-22 Apapreil a fabriquer des vaisseaux a espace vide Expired CA177108A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA177108T 1917-01-22

Publications (1)

Publication Number Publication Date
CA177108A true CA177108A (fr) 1917-05-15

Family

ID=45296761

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000177108A Expired CA177108A (fr) 1917-01-22 1917-01-22 Apapreil a fabriquer des vaisseaux a espace vide

Country Status (1)

Country Link
CA (1) CA177108A (fr)

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