CA895879A - Mark-forming record materials and process for their use - Google Patents

Mark-forming record materials and process for their use

Info

Publication number
CA895879A
CA895879A CA895879A CA895879DA CA895879A CA 895879 A CA895879 A CA 895879A CA 895879 A CA895879 A CA 895879A CA 895879D A CA895879D A CA 895879DA CA 895879 A CA895879 A CA 895879A
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
CA895879A
Inventor
E. Hoover Troy
J. Wright Arthur
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 CA895879A publication Critical patent/CA895879A/en
Expired legal-status Critical Current

Links

CA895879A Mark-forming record materials and process for their use Expired CA895879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA895879T

Publications (1)

Publication Number Publication Date
CA895879A true CA895879A (en) 1972-03-21

Family

ID=36401851

Family Applications (1)

Application Number Title Priority Date Filing Date
CA895879A Expired CA895879A (en) Mark-forming record materials and process for their use

Country Status (1)

Country Link
CA (1) CA895879A (en)

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