CA404169A - Signal et indicateur de feuilles-dossiers - Google Patents

Signal et indicateur de feuilles-dossiers

Info

Publication number
CA404169A
CA404169A CA404169A CA404169DA CA404169A CA 404169 A CA404169 A CA 404169A CA 404169 A CA404169 A CA 404169A CA 404169D A CA404169D A CA 404169DA CA 404169 A CA404169 A CA 404169A
Authority
CA
Canada
Prior art keywords
indicator
signal
record sheets
sheets
record
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
CA404169A
Other languages
English (en)
Inventor
I. Appleton Arthur
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA404169A publication Critical patent/CA404169A/fr
Expired legal-status Critical Current

Links

CA404169A Signal et indicateur de feuilles-dossiers Expired CA404169A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA404169T

Publications (1)

Publication Number Publication Date
CA404169A true CA404169A (fr) 1942-04-21

Family

ID=35415467

Family Applications (1)

Application Number Title Priority Date Filing Date
CA404169A Expired CA404169A (fr) Signal et indicateur de feuilles-dossiers

Country Status (1)

Country Link
CA (1) CA404169A (fr)

Similar Documents

Publication Publication Date Title
CA404169A (fr) Signal et indicateur de feuilles-dossiers
CA408646A (fr) Appareil enregistreur de signaux
CA405757A (fr) Dispositif de signal
CA407394A (fr) Dispositif de signalisation
CA405282A (fr) Systeme amplificateur de signaux
CA406658A (fr) Dispositif d'index ou de dossiers a lecture directe
CA406747A (fr) Amplificateur a transmission des signaux
CA408632A (fr) Systeme d'indicateur
CA405820A (fr) Systeme a enregistrer les sons
CA407145A (fr) Systeme enregistreur des sons
CA409050A (fr) Systeme enregistreur des sons
CA404175A (fr) Indicateur du kilometrage
CA407574A (fr) Dispositif d'enregistrement des sons
CA407603A (fr) Indicateur de la direction
CA402047A (fr) Dispositif enregistreur
CA415685A (fr) Appareil enregistreur des signaux
CA408136A (fr) Dispositif a signaux mixtes
CA408426A (fr) Dispositif indicateur des defauts de systeme de signaux
CA403594A (fr) Enregistreur phonographique
CA405348A (fr) Instrument indicateur
CA404049A (fr) Indicateur de la direction
CA405730A (fr) Indicateur de la direction
CA402073A (fr) Systeme avetisseur
CA406915A (fr) Phonographe enregistreur
CA406818A (fr) Systeme recepteur de signaux