CA909782A - Mark-forming record materials - Google Patents

Mark-forming record materials

Info

Publication number
CA909782A
CA909782A CA909782A CA909782DA CA909782A CA 909782 A CA909782 A CA 909782A CA 909782 A CA909782 A CA 909782A CA 909782D A CA909782D A CA 909782DA CA 909782 A CA909782 A CA 909782A
Authority
CA
Canada
Prior art keywords
mark
record materials
forming record
forming
materials
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
CA909782A
Inventor
E. Hoover Troy
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.)
National Cash Register Co
Original Assignee
National Cash Register Co
Publication date
Application granted granted Critical
Publication of CA909782A publication Critical patent/CA909782A/en
Expired legal-status Critical Current

Links

CA909782A Mark-forming record materials Expired CA909782A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA909782T

Publications (1)

Publication Number Publication Date
CA909782A true CA909782A (en) 1972-09-12

Family

ID=36417428

Family Applications (1)

Application Number Title Priority Date Filing Date
CA909782A Expired CA909782A (en) Mark-forming record materials

Country Status (1)

Country Link
CA (1) CA909782A (en)

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