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CA245544A - Sign projection apparatus - Google Patents

Sign projection apparatus

Info

Publication number
CA245544A
CA245544A CA245544A CA245544DA CA245544A CA 245544 A CA245544 A CA 245544A CA 245544 A CA245544 A CA 245544A CA 245544D A CA245544D A CA 245544DA CA 245544 A CA245544 A CA 245544A
Authority
CA
Canada
Prior art keywords
projection apparatus
sign projection
sign
projection
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
CA245544A
Other languages
French (fr)
Inventor
A. Nolan Thaddeus
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 CA245544A publication Critical patent/CA245544A/en
Expired legal-status Critical Current

Links

CA245544A Sign projection apparatus Expired CA245544A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA245544T

Publications (1)

Publication Number Publication Date
CA245544A true CA245544A (en) 1924-12-23

Family

ID=35152519

Family Applications (1)

Application Number Title Priority Date Filing Date
CA245544A Expired CA245544A (en) Sign projection apparatus

Country Status (1)

Country Link
CA (1) CA245544A (en)

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