CA276403A - Sceau a vide - Google Patents

Sceau a vide

Info

Publication number
CA276403A
CA276403A CA276403A CA276403DA CA276403A CA 276403 A CA276403 A CA 276403A CA 276403 A CA276403 A CA 276403A CA 276403D A CA276403D A CA 276403DA CA 276403 A CA276403 A CA 276403A
Authority
CA
Canada
Prior art keywords
vacuum seal
seal
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
CA276403A
Other languages
English (en)
Inventor
Minton Ogden
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
Publication date
Application granted granted Critical
Publication of CA276403A publication Critical patent/CA276403A/fr
Expired legal-status Critical Current

Links

CA276403A Sceau a vide Expired CA276403A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA276403T

Publications (1)

Publication Number Publication Date
CA276403A true CA276403A (fr) 1927-12-20

Family

ID=35206435

Family Applications (1)

Application Number Title Priority Date Filing Date
CA276403A Expired CA276403A (fr) Sceau a vide

Country Status (1)

Country Link
CA (1) CA276403A (fr)

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