CA914915A - Hidden entry or latent image printing - Google Patents

Hidden entry or latent image printing

Info

Publication number
CA914915A
CA914915A CA914915A CA914915DA CA914915A CA 914915 A CA914915 A CA 914915A CA 914915 A CA914915 A CA 914915A CA 914915D A CA914915D A CA 914915DA CA 914915 A CA914915 A CA 914915A
Authority
CA
Canada
Prior art keywords
latent image
image printing
hidden entry
hidden
entry
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
CA914915A
Inventor
D. Fraik Robert
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA914915A publication Critical patent/CA914915A/en
Expired legal-status Critical Current

Links

CA914915A Hidden entry or latent image printing Expired CA914915A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA914915T

Publications (1)

Publication Number Publication Date
CA914915A true CA914915A (en) 1972-11-21

Family

ID=36422413

Family Applications (1)

Application Number Title Priority Date Filing Date
CA914915A Expired CA914915A (en) Hidden entry or latent image printing

Country Status (1)

Country Link
CA (1) CA914915A (en)

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