CA948877A - Transducer for determining the relative brightness and colour tone of tobacco leaves - Google Patents

Transducer for determining the relative brightness and colour tone of tobacco leaves

Info

Publication number
CA948877A
CA948877A CA169,432A CA169432A CA948877A CA 948877 A CA948877 A CA 948877A CA 169432 A CA169432 A CA 169432A CA 948877 A CA948877 A CA 948877A
Authority
CA
Canada
Prior art keywords
transducer
determining
tobacco leaves
relative brightness
colour tone
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
CA169,432A
Other versions
CA169432S (en
Inventor
Joseph R. Perkins (Iii)
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.)
AMF Inc
Original Assignee
AMF Inc
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
Priority claimed from CA135,634A external-priority patent/CA949169A/en
Application filed by AMF Inc filed Critical AMF Inc
Priority to CA169,432A priority Critical patent/CA948877A/en
Application granted granted Critical
Publication of CA948877A publication Critical patent/CA948877A/en
Expired legal-status Critical Current

Links

CA169,432A 1971-05-20 1973-04-24 Transducer for determining the relative brightness and colour tone of tobacco leaves Expired CA948877A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA169,432A CA948877A (en) 1971-05-20 1973-04-24 Transducer for determining the relative brightness and colour tone of tobacco leaves

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14544471A 1971-05-20 1971-05-20
CA135,634A CA949169A (en) 1971-05-20 1972-02-25 Automatic grader and sorter using polychromatic light
CA169,432A CA948877A (en) 1971-05-20 1973-04-24 Transducer for determining the relative brightness and colour tone of tobacco leaves

Publications (1)

Publication Number Publication Date
CA948877A true CA948877A (en) 1974-06-11

Family

ID=27161800

Family Applications (1)

Application Number Title Priority Date Filing Date
CA169,432A Expired CA948877A (en) 1971-05-20 1973-04-24 Transducer for determining the relative brightness and colour tone of tobacco leaves

Country Status (1)

Country Link
CA (1) CA948877A (en)

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