CA91237A - Chambre noire portative - Google Patents

Chambre noire portative

Info

Publication number
CA91237A
CA91237A CA000091237A CA91237DA CA91237A CA 91237 A CA91237 A CA 91237A CA 000091237 A CA000091237 A CA 000091237A CA 91237D A CA91237D A CA 91237DA CA 91237 A CA91237 A CA 91237A
Authority
CA
Canada
Prior art keywords
dark room
portable dark
portable
room
dark
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
CA000091237A
Other languages
English (en)
Inventor
Edward Lander Hall
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA91237A publication Critical patent/CA91237A/fr
Expired legal-status Critical Current

Links

CA000091237A 1904-10-06 1904-10-06 Chambre noire portative Expired CA91237A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA91237T 1904-10-06

Publications (1)

Publication Number Publication Date
CA91237A true CA91237A (fr) 1905-01-31

Family

ID=45207772

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000091237A Expired CA91237A (fr) 1904-10-06 1904-10-06 Chambre noire portative

Country Status (1)

Country Link
CA (1) CA91237A (fr)

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