CA673792A - Vacuum flasks - Google Patents

Vacuum flasks

Info

Publication number
CA673792A
CA673792A CA673792A CA673792DA CA673792A CA 673792 A CA673792 A CA 673792A CA 673792 A CA673792 A CA 673792A CA 673792D A CA673792D A CA 673792DA CA 673792 A CA673792 A CA 673792A
Authority
CA
Canada
Prior art keywords
vacuum flasks
flasks
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
CA673792A
Inventor
Leslie-Smith Laurance
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 CA673792A publication Critical patent/CA673792A/en
Expired legal-status Critical Current

Links

CA673792A Vacuum flasks Expired CA673792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA673792T

Publications (1)

Publication Number Publication Date
CA673792A true CA673792A (en) 1963-11-12

Family

ID=35974149

Family Applications (1)

Application Number Title Priority Date Filing Date
CA673792A Expired CA673792A (en) Vacuum flasks

Country Status (1)

Country Link
CA (1) CA673792A (en)

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