FR1059244A - Crystal optical valve for recording sound on film - Google Patents

Crystal optical valve for recording sound on film

Info

Publication number
FR1059244A
FR1059244A FR1059244DA FR1059244A FR 1059244 A FR1059244 A FR 1059244A FR 1059244D A FR1059244D A FR 1059244DA FR 1059244 A FR1059244 A FR 1059244A
Authority
FR
France
Prior art keywords
film
crystal optical
recording sound
optical valve
sound
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
Other languages
French (fr)
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.)
Paramount Pictures Corp
Original Assignee
Paramount Pictures Corp
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 Paramount Pictures Corp filed Critical Paramount Pictures Corp
Application granted granted Critical
Publication of FR1059244A publication Critical patent/FR1059244A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
FR1059244D 1951-08-28 1952-06-27 Crystal optical valve for recording sound on film Expired FR1059244A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1059244XA 1951-08-28 1951-08-28

Publications (1)

Publication Number Publication Date
FR1059244A true FR1059244A (en) 1954-03-23

Family

ID=22308540

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1059244D Expired FR1059244A (en) 1951-08-28 1952-06-27 Crystal optical valve for recording sound on film

Country Status (1)

Country Link
FR (1) FR1059244A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012168581A1 (en) 2011-03-03 2012-12-13 Maurice Granger Appliance for dispensing pre-cut wiping material wound into a roll
WO2013030472A1 (en) 2011-08-26 2013-03-07 Maurice Granger Module for an apparatus for dispensing precut, spooled, or z-fold wiping material
WO2013124572A1 (en) 2012-02-20 2013-08-29 Maurice Granger Wiping material dispenser apparatus including a device for preventing the material from being rolled back up after being pulled
US9375117B2 (en) 2010-12-09 2016-06-28 Maurice Granger Device for dispensing pre-cut or Z-folded wiping material
US9375118B2 (en) 2011-01-11 2016-06-28 Maurice Granger Device for dispensing pre-cut rolled or Z-folded wiping material
US9526382B2 (en) 2012-09-17 2016-12-27 Maurice Granger Apparatus for dispensing precut materials wound into a coil or folded into a “Z”

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9375117B2 (en) 2010-12-09 2016-06-28 Maurice Granger Device for dispensing pre-cut or Z-folded wiping material
US9375118B2 (en) 2011-01-11 2016-06-28 Maurice Granger Device for dispensing pre-cut rolled or Z-folded wiping material
WO2012168581A1 (en) 2011-03-03 2012-12-13 Maurice Granger Appliance for dispensing pre-cut wiping material wound into a roll
US9872589B2 (en) 2011-03-03 2018-01-23 Maurice Granger Device for dispensing pre-cut rolled wiping material
WO2013030472A1 (en) 2011-08-26 2013-03-07 Maurice Granger Module for an apparatus for dispensing precut, spooled, or z-fold wiping material
WO2013124572A1 (en) 2012-02-20 2013-08-29 Maurice Granger Wiping material dispenser apparatus including a device for preventing the material from being rolled back up after being pulled
US9526382B2 (en) 2012-09-17 2016-12-27 Maurice Granger Apparatus for dispensing precut materials wound into a coil or folded into a “Z”

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