CA937402A - Spirit reproducing carbon papers - Google Patents

Spirit reproducing carbon papers

Info

Publication number: CA937402A
Authority: CA; Canada
Prior art keywords: carbon papers; reproducing; spirit; spirit reproducing; papers
Prior art date: 1970-03-05
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

CA137566A

Other versions

CA137566S (en

Inventor

H. M. Renfrew Andrew

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.)

Imperial Chemical Industries Ltd

Original Assignee

Imperial Chemical Industries Ltd

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.)

1970-03-05

Filing date

1972-03-20

Publication date

1973-11-27

1972-03-20 Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd

1972-03-20 Priority to CA137566A priority Critical patent/CA937402A/en

1973-11-27 Application granted granted Critical

1973-11-27 Publication of CA937402A publication Critical patent/CA937402A/en

Status Expired legal-status Critical Current

Links

CA137566A 1970-03-05 1972-03-20 Spirit reproducing carbon papers Expired CA937402A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA137566A CA937402A (en)	1970-03-05	1972-03-20	Spirit reproducing carbon papers

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GB1068270		1970-03-05
CA107039		1971-03-05
CA137566A CA937402A (en)	1970-03-05	1972-03-20	Spirit reproducing carbon papers

Publications (1)

Publication Number	Publication Date
CA937402A true CA937402A (en)	1973-11-27

Family

ID=25666739

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA137566A Expired CA937402A (en)	1970-03-05	1972-03-20	Spirit reproducing carbon papers

Country Status (1)

Country	Link
CA (1)	CA937402A (en)

1972
- 1972-03-20 CA CA137566A patent/CA937402A/en not_active Expired

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