CA330236A - Book-stack illumination - Google Patents

Book-stack illumination

Info

Publication number
CA330236A
CA330236A CA330236A CA330236DA CA330236A CA 330236 A CA330236 A CA 330236A CA 330236 A CA330236 A CA 330236A CA 330236D A CA330236D A CA 330236DA CA 330236 A CA330236 A CA 330236A
Authority
CA
Canada
Prior art keywords
book
stack
illumination
stack illumination
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
CA330236A
Other languages
French (fr)
Inventor
S. Macdonald Angus
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.)
SNEAD AND Co
Original Assignee
SNEAD AND Co
Publication date
Application granted granted Critical
Publication of CA330236A publication Critical patent/CA330236A/en
Expired legal-status Critical Current

Links

CA330236A Book-stack illumination Expired CA330236A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA330236T

Publications (1)

Publication Number Publication Date
CA330236A true CA330236A (en) 1933-02-14

Family

ID=35292606

Family Applications (1)

Application Number Title Priority Date Filing Date
CA330236A Expired CA330236A (en) Book-stack illumination

Country Status (1)

Country Link
CA (1) CA330236A (en)

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