CA37611A - Porte-voix et indicateur - Google Patents

Porte-voix et indicateur

Info

Publication number
CA37611A
CA37611A CA000037611A CA37611DA CA37611A CA 37611 A CA37611 A CA 37611A CA 000037611 A CA000037611 A CA 000037611A CA 37611D A CA37611D A CA 37611DA CA 37611 A CA37611 A CA 37611A
Authority
CA
Canada
Prior art keywords
indicator
speaking tube
speaking
tube
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
CA000037611A
Other languages
English (en)
Inventor
Hahnemann Adolphus Cutmore
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 CA37611A publication Critical patent/CA37611A/fr
Expired legal-status Critical Current

Links

CA000037611A Porte-voix et indicateur Expired CA37611A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA37611T

Publications (1)

Publication Number Publication Date
CA37611A true CA37611A (fr) 1891-10-15

Family

ID=45154151

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000037611A Expired CA37611A (fr) Porte-voix et indicateur

Country Status (1)

Country Link
CA (1) CA37611A (fr)

Similar Documents

Publication Publication Date Title
CA37611A (fr) Porte-voix et indicateur
CA36471A (fr) Porte-voix et cornet acoustique
CA37808A (fr) Cuvette de latrine et robinet de retenue
CA36409A (fr) Etau
CA36376A (fr) Jauge tourne a gauche
CA36919A (fr) Pipe
CA37951A (fr) Indicateur et registre de monnaie
CA37310A (fr) Tube de papier
CA37832A (fr) Joint de tuyau
CA36170A (fr) Orgue
CA37767A (fr) Crachoir
CA35887A (fr) Balance
CA35986A (fr) Balance
CA37946A (fr) Indicateur de courant
CA36767A (fr) Indicateur pour bureaux
CA37170A (fr) Moyen de joindre les tuyaux et les tubes
CA36688A (fr) Inhalateur
CA36230A (fr) Instruments de musique
CA34396A (fr) Tube accoustique
CA37828A (fr) Enveloppe
CA36868A (fr) Piano
CA36426A (fr) Forme de chaussure
CA37011A (fr) Cornet acoustique
CA37939A (fr) Appareil de signal
CA35792A (fr) Bidon