FR2017184A1 - - Google Patents

Info

Publication number
FR2017184A1
FR2017184A1 FR6929221A FR6929221A FR2017184A1 FR 2017184 A1 FR2017184 A1 FR 2017184A1 FR 6929221 A FR6929221 A FR 6929221A FR 6929221 A FR6929221 A FR 6929221A FR 2017184 A1 FR2017184 A1 FR 2017184A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6929221A
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.)
Bell and Howell Co
Original Assignee
Bell and Howell 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 Bell and Howell Co filed Critical Bell and Howell Co
Publication of FR2017184A1 publication Critical patent/FR2017184A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
FR6929221A 1968-08-28 1969-08-26 Withdrawn FR2017184A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75588268A 1968-08-28 1968-08-28

Publications (1)

Publication Number Publication Date
FR2017184A1 true FR2017184A1 (fr) 1970-05-22

Family

ID=25041069

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6929221A Withdrawn FR2017184A1 (fr) 1968-08-28 1969-08-26

Country Status (9)

Country Link
US (1) US3572230A (fr)
AT (1) AT296008B (fr)
BE (1) BE737125A (fr)
CH (1) CH492998A (fr)
DE (1) DE1942441A1 (fr)
FR (1) FR2017184A1 (fr)
GB (1) GB1215677A (fr)
MY (1) MY7400113A (fr)
NL (1) NL6913163A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675559A (en) * 1969-12-31 1972-07-11 Bell & Howell Co Pendulous type rangefinder for optical instrument
US3730068A (en) * 1971-09-13 1973-05-01 Bell & Howell Co Motor driven camera focusing mechanism

Also Published As

Publication number Publication date
GB1215677A (en) 1970-12-16
BE737125A (fr) 1970-01-16
NL6913163A (fr) 1970-03-03
AT296008B (de) 1972-01-25
DE1942441A1 (de) 1970-03-19
MY7400113A (en) 1974-12-31
DE1942441B2 (fr) 1970-11-12
US3572230A (en) 1971-03-23
CH492998A (fr) 1970-06-30

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Legal Events

Date Code Title Description
ST Notification of lapse