FR858677A - Recording cancellation head for tape or wire phonics machines - Google Patents

Recording cancellation head for tape or wire phonics machines

Info

Publication number
FR858677A
FR858677A FR858677DA FR858677A FR 858677 A FR858677 A FR 858677A FR 858677D A FR858677D A FR 858677DA FR 858677 A FR858677 A FR 858677A
Authority
FR
France
Prior art keywords
phonics
machines
tape
wire
recording cancellation
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.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz AG
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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR858677A publication Critical patent/FR858677A/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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S29/00—Metal working
    • Y10S29/028—Magnetic recording digest
FR858677D 1938-08-11 1939-08-04 Recording cancellation head for tape or wire phonics machines Expired FR858677A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE214652X 1938-08-11

Publications (1)

Publication Number Publication Date
FR858677A true FR858677A (en) 1940-11-30

Family

ID=5819856

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858677D Expired FR858677A (en) 1938-08-11 1939-08-04 Recording cancellation head for tape or wire phonics machines

Country Status (3)

Country Link
US (1) US2276200A (en)
CH (1) CH214652A (en)
FR (1) FR858677A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2526358A (en) * 1946-10-18 1950-10-17 Indiana Steel Products Co Demagnetizing device
JP2574747B2 (en) * 1985-11-20 1997-01-22 株式会社日立製作所 Magneto-optical recording device

Also Published As

Publication number Publication date
CH214652A (en) 1941-05-15
US2276200A (en) 1942-03-10

Similar Documents

Publication Publication Date Title
FR872193A (en) Recording machine for color films
FR835855A (en) Device for the regular winding of any wires
FR839445A (en) Driving mechanism for sewing machines
FR50368E (en) Wire guide system for winding machines
FR858677A (en) Recording cancellation head for tape or wire phonics machines
FR860242A (en) Improvements to strand unwinding machines
FR840575A (en) Drag reel, for baitcasting
CH213733A (en) Winding device for yarns.
FR864717A (en) Device for braking the unwinding spools of wire from a warping machine or chain frame
FR833930A (en) Advanced wire winding machine
FR858850A (en) Slider for zippers
FR868886A (en) Talking head for talking machines with wire or steel tape
FR854963A (en) Slider for slider closure
FR856007A (en) Wire reel
FR868413A (en) Tape or steel wire sound recording machine
FR868875A (en) Talking machine with steel wire or tape
FR868370A (en) Steel wire sound machine
FR876505A (en) Comb reel for harvesters
FR868371A (en) Timer for tape or steel wire sound recording machines
FR854929A (en) Device for recording phonograms
FR850039A (en) Improvements to bobbin winding machines
FR893012A (en) Steel wire carrier tape
FR841557A (en) Apparatus for waxing and regularizing windings for knitted and other threads
FR870001A (en) Spindle for double or multiple recording by image points
FR843167A (en) Wire for dentistry