CA669264A - Expansible index cards - Google Patents

Expansible index cards

Info

Publication number
CA669264A
CA669264A CA669264A CA669264DA CA669264A CA 669264 A CA669264 A CA 669264A CA 669264 A CA669264 A CA 669264A CA 669264D A CA669264D A CA 669264DA CA 669264 A CA669264 A CA 669264A
Authority
CA
Canada
Prior art keywords
index cards
expansible
expansible index
cards
index
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
CA669264A
Inventor
L. Wassell Frank
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.)
GEORGENE P WASSELL
Original Assignee
GEORGENE P WASSELL
Publication date
Application granted granted Critical
Publication of CA669264A publication Critical patent/CA669264A/en
Expired legal-status Critical Current

Links

CA669264A Expansible index cards Expired CA669264A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA669264T

Publications (1)

Publication Number Publication Date
CA669264A true CA669264A (en) 1963-08-27

Family

ID=35969605

Family Applications (1)

Application Number Title Priority Date Filing Date
CA669264A Expired CA669264A (en) Expansible index cards

Country Status (1)

Country Link
CA (1) CA669264A (en)

Similar Documents

Publication Publication Date Title
CA675430A (en) Ski
CA669264A (en) Expansible index cards
CA657686A (en) Still
CA663294A (en) Visible card index
CA667456A (en) Tape reader
AU282373B2 (en) Character reader
AU283143B2 (en) Character reader
AU290678B2 (en) Character reader
CA673117A (en) Waveguides
CA676602A (en) Waveguides
CA658314A (en) Waveguides
CA669349A (en) Character reading system
CA676821A (en) Card reader
AU287206B2 (en) Novel 5-acyloxyuracils
CA665564A (en) Expansible tampon
CA669778A (en) Position-encoding arrangements
CA676519A (en) Waveguide
AU275434B2 (en) Swabs
CA659925A (en) Bank
CA659792A (en) Microfilm reader
AU278411B2 (en) Alpha-carboxypencoillins
AU285017B2 (en) 3-substituted-4-unsubstituted-androstanes
AU278878B2 (en) Joy-aeroplane
AU295792B2 (en) 2-guanidinoquinazolines
AU290229B2 (en) Diphenylbenzocycloalkenes