CA444542A - Demonstration apparatus - Google Patents

Demonstration apparatus

Info

Publication number
CA444542A
CA444542A CA444542A CA444542DA CA444542A CA 444542 A CA444542 A CA 444542A CA 444542 A CA444542 A CA 444542A CA 444542D A CA444542D A CA 444542DA CA 444542 A CA444542 A CA 444542A
Authority
CA
Canada
Prior art keywords
demonstration apparatus
demonstration
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
CA444542A
Other languages
French (fr)
Inventor
Harwood Emerson Kenneth
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.)
Philco Radio and Television Corp
Original Assignee
Philco Radio and Television Corp
Publication date
Application granted granted Critical
Publication of CA444542A publication Critical patent/CA444542A/en
Expired legal-status Critical Current

Links

CA444542A Demonstration apparatus Expired CA444542A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA444542T

Publications (1)

Publication Number Publication Date
CA444542A true CA444542A (en) 1947-10-14

Family

ID=35562186

Family Applications (1)

Application Number Title Priority Date Filing Date
CA444542A Expired CA444542A (en) Demonstration apparatus

Country Status (1)

Country Link
CA (1) CA444542A (en)

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