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CA930884A - Erasable felt-pen ink for use on enameled writing board - Google Patents

Erasable felt-pen ink for use on enameled writing board

Info

Publication number
CA930884A
CA930884A CA083615A CA83615A CA930884A CA 930884 A CA930884 A CA 930884A CA 083615 A CA083615 A CA 083615A CA 83615 A CA83615 A CA 83615A CA 930884 A CA930884 A CA 930884A
Authority
CA
Canada
Prior art keywords
enameled
writing board
pen ink
felt
erasable
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
CA083615A
Inventor
Matsumoto Kenji
Sakai Seiichi
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
Priority to CA083615A priority Critical patent/CA930884A/en
Application granted granted Critical
Publication of CA930884A publication Critical patent/CA930884A/en
Expired legal-status Critical Current

Links

CA083615A 1970-05-25 1970-05-25 Erasable felt-pen ink for use on enameled writing board Expired CA930884A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA083615A CA930884A (en) 1970-05-25 1970-05-25 Erasable felt-pen ink for use on enameled writing board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA083615A CA930884A (en) 1970-05-25 1970-05-25 Erasable felt-pen ink for use on enameled writing board

Publications (1)

Publication Number Publication Date
CA930884A true CA930884A (en) 1973-07-24

Family

ID=4086865

Family Applications (1)

Application Number Title Priority Date Filing Date
CA083615A Expired CA930884A (en) 1970-05-25 1970-05-25 Erasable felt-pen ink for use on enameled writing board

Country Status (1)

Country Link
CA (1) CA930884A (en)

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