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CA1292903C - Tole retroreflechissante en triedre a grand angle de reflexion - Google Patents

Tole retroreflechissante en triedre a grand angle de reflexion

Info

Publication number
CA1292903C
CA1292903C CA000538248A CA538248A CA1292903C CA 1292903 C CA1292903 C CA 1292903C CA 000538248 A CA000538248 A CA 000538248A CA 538248 A CA538248 A CA 538248A CA 1292903 C CA1292903 C CA 1292903C
Authority
CA
Canada
Prior art keywords
cube
corner
specularly reflective
sheeting
sheet
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 - Lifetime
Application number
CA000538248A
Other languages
English (en)
Inventor
Gerald M. Benson
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
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Priority to CA000538248A priority Critical patent/CA1292903C/fr
Application granted granted Critical
Publication of CA1292903C publication Critical patent/CA1292903C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Elements Other Than Lenses (AREA)
CA000538248A 1987-05-28 1987-05-28 Tole retroreflechissante en triedre a grand angle de reflexion Expired - Lifetime CA1292903C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000538248A CA1292903C (fr) 1987-05-28 1987-05-28 Tole retroreflechissante en triedre a grand angle de reflexion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000538248A CA1292903C (fr) 1987-05-28 1987-05-28 Tole retroreflechissante en triedre a grand angle de reflexion

Publications (1)

Publication Number Publication Date
CA1292903C true CA1292903C (fr) 1991-12-10

Family

ID=4135763

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000538248A Expired - Lifetime CA1292903C (fr) 1987-05-28 1987-05-28 Tole retroreflechissante en triedre a grand angle de reflexion

Country Status (1)

Country Link
CA (1) CA1292903C (fr)

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Legal Events

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