CA956159A - Polychroic film - Google Patents

Polychroic film

Info

Publication number
CA956159A
CA956159A CA077,569A CA77569A CA956159A CA 956159 A CA956159 A CA 956159A CA 77569 A CA77569 A CA 77569A CA 956159 A CA956159 A CA 956159A
Authority
CA
Canada
Prior art keywords
polychroic
film
polychroic film
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
CA077,569A
Inventor
Edward J. Stevens
Frederick O. Olsen
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
Application granted granted Critical
Publication of CA956159A publication Critical patent/CA956159A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44F—SPECIAL DESIGNS OR PICTURES
    • B44F1/00—Designs or pictures characterised by special or unusual light effects
    • B44F1/08—Designs or pictures characterised by special or unusual light effects characterised by colour effects
    • B44F1/10—Changing, amusing, or secret pictures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44F—SPECIAL DESIGNS OR PICTURES
    • B44F1/00—Designs or pictures characterised by special or unusual light effects
    • B44F1/08—Designs or pictures characterised by special or unusual light effects characterised by colour effects
CA077,569A 1969-03-17 1970-03-16 Polychroic film Expired CA956159A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80748569A 1969-03-17 1969-03-17

Publications (1)

Publication Number Publication Date
CA956159A true CA956159A (en) 1974-10-15

Family

ID=25196488

Family Applications (1)

Application Number Title Priority Date Filing Date
CA077,569A Expired CA956159A (en) 1969-03-17 1970-03-16 Polychroic film

Country Status (5)

Country Link
JP (1) JPS5343541B1 (en)
CA (1) CA956159A (en)
DE (1) DE2014139A1 (en)
FR (1) FR2049053B2 (en)
GB (1) GB1299996A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5815812U (en) * 1981-07-24 1983-01-31 東芝熱器具株式会社 liquid fuel combustion equipment
FR2609941B1 (en) * 1987-01-26 1991-04-19 Vide Thierry PROCESS FOR REALIZING OPTICAL EFFECT BY ADJUSTED OR PERFORATED PLANE MATERIALS

Also Published As

Publication number Publication date
FR2049053A2 (en) 1971-03-26
FR2049053B2 (en) 1974-07-12
DE2014139A1 (en) 1970-09-24
GB1299996A (en) 1972-12-13
JPS5343541B1 (en) 1978-11-21

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