CA468587A - Photophones - Google Patents

Photophones

Info

Publication number
CA468587A
CA468587A CA468587A CA468587DA CA468587A CA 468587 A CA468587 A CA 468587A CA 468587 A CA468587 A CA 468587A CA 468587D A CA468587D A CA 468587DA CA 468587 A CA468587 A CA 468587A
Authority
CA
Canada
Prior art keywords
photophones
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
CA468587A
Other languages
English (en)
Inventor
L. Brown Chester
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 CA468587A publication Critical patent/CA468587A/fr
Expired legal-status Critical Current

Links

CA468587A Photophones Expired CA468587A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA468587T

Publications (1)

Publication Number Publication Date
CA468587A true CA468587A (fr) 1950-10-10

Family

ID=35602518

Family Applications (1)

Application Number Title Priority Date Filing Date
CA468587A Expired CA468587A (fr) Photophones

Country Status (1)

Country Link
CA (1) CA468587A (fr)

Similar Documents

Publication Publication Date Title
CA468044A (fr) Acylaceto guanazoles
CA469058A (fr) Contre-vitrage
CA469000A (fr) Plasticiseurs
CA467595A (fr) Petoires
CA467304A (fr) Assemblages de fixation d'arbres
CA463819A (fr) Mecanisme de declenche de fermeture
CA465713A (fr) Mecanisme de mise en position d'article
CA467118A (fr) Enfile-aiguilles
CA463474A (fr) Hydroscope
CA468632A (fr) Pulsometres
CA463495A (fr) Betonniere
CA470361A (fr) Pinces a ligne
CA469784A (fr) Aerage des moteurs
AU145677B2 (en) Haircutters
CA462705A (fr) Appareil electrique d'equilibre
CA469048A (fr) Abrasifs
CA463818A (fr) Conduit souterrain
CA465093A (fr) Perforateur a papier
CA468587A (fr) Photophones
CA468609A (fr) Pompes a vis
CA468195A (fr) Teintures polyazoiques
CA469082A (fr) 2-sulfanilamidopyrazine
CA468996A (fr) Petechimetres
CA467357A (fr) Micromanometres
CA465876A (fr) 2-alkylidene-3-ceto-4-acylamidotetrahydrothiophene