[go: up one dir, main page]

CA662691A - Failure detecting and indicating means for sound recording systems - Google Patents

Failure detecting and indicating means for sound recording systems

Info

Publication number
CA662691A
CA662691A CA662691A CA662691DA CA662691A CA 662691 A CA662691 A CA 662691A CA 662691 A CA662691 A CA 662691A CA 662691D A CA662691D A CA 662691DA CA 662691 A CA662691 A CA 662691A
Authority
CA
Canada
Prior art keywords
indicating means
sound recording
recording systems
failure detecting
failure
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
CA662691A
Inventor
L. Dimattia Alfred
C. Curtis Roger
W. Roberts Frederick
R. Jones Lloyd
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.)
Dictaphone Corp
Original Assignee
Dictaphone Corp
Publication date
Application granted granted Critical
Publication of CA662691A publication Critical patent/CA662691A/en
Expired legal-status Critical Current

Links

CA662691A Failure detecting and indicating means for sound recording systems Expired CA662691A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA662691T

Publications (1)

Publication Number Publication Date
CA662691A true CA662691A (en) 1963-05-07

Family

ID=35956807

Family Applications (1)

Application Number Title Priority Date Filing Date
CA662691A Expired CA662691A (en) Failure detecting and indicating means for sound recording systems

Country Status (1)

Country Link
CA (1) CA662691A (en)

Similar Documents

Publication Publication Date Title
JPS475054Y1 (en) Signal selection and monitoring system
CA783869A (en) Thickness measuring system
CA662691A (en) Failure detecting and indicating means for sound recording systems
CA696231A (en) Systems for detecting and recording vehicle movements
CA707932A (en) Sound reproducing system
CA660883A (en) Recording system
CA662777A (en) Foul detecting and indicating mechanism
CA673042A (en) Well logging signal failure indication and system control
CA705512A (en) Reverberative sound reproducing system
AU277186B2 (en) Signal system
CA655928A (en) Multi-channel recording system
CA768257A (en) Sound-record transducing devices for stereophonic and like recording systems
AU291213B2 (en) Signal recording system and trend recording apparatus
CA635916A (en) Information checking systems
AU282749B2 (en) Record retrieval system
AU281011B2 (en) Document recording systems
CA661012A (en) Sound signal device
CA655395A (en) Systems for processing recorded information
CA661095A (en) Indicating and recording control
CA651879A (en) Sound signal system
CA765103A (en) Automated system for the serial format recording and parallel format transcribing of repetitive seismic signals
AU272510B2 (en) Improved sensing device for punched record media
CA666524A (en) Recording and/or reproducing system and method
CA655930A (en) Offset multi-channel checking system
CA655649A (en) Signal indicator