CA256238A - Shadow projecting apparatus - Google Patents

Shadow projecting apparatus

Info

Publication number
CA256238A
CA256238A CA256238A CA256238DA CA256238A CA 256238 A CA256238 A CA 256238A CA 256238 A CA256238 A CA 256238A CA 256238D A CA256238D A CA 256238DA CA 256238 A CA256238 A CA 256238A
Authority
CA
Canada
Prior art keywords
projecting apparatus
shadow projecting
shadow
projecting
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
CA256238A
Other languages
French (fr)
Inventor
H. Byrne Henry
R. Meissner Alvin
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 CA256238A publication Critical patent/CA256238A/en
Expired legal-status Critical Current

Links

CA256238A Shadow projecting apparatus Expired CA256238A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA256238T

Publications (1)

Publication Number Publication Date
CA256238A true CA256238A (en) 1925-12-15

Family

ID=35164787

Family Applications (1)

Application Number Title Priority Date Filing Date
CA256238A Expired CA256238A (en) Shadow projecting apparatus

Country Status (1)

Country Link
CA (1) CA256238A (en)

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