CA463818A - Conduit souterrain - Google Patents

Conduit souterrain

Info

Publication number: CA463818A
Authority: CA; Canada
Prior art keywords: subdrain
Prior art date: 1950-03-21
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

CA463818A

Other languages

Inventor

E. Shafer George

Original Assignee

Armco Inc

Publication date

1950-03-21

1950-03-21 Application granted granted Critical

1950-03-21 Publication of CA463818A publication Critical patent/CA463818A/fr

Status Expired legal-status Critical Current

CA463818A Conduit souterrain Expired CA463818A (fr)

Application Number	Priority Date	Filing Date	Title
CA463818T

Publication Number	Publication Date
CA463818A true CA463818A (fr)	1950-03-21

Application Number	Title	Priority Date	Filing Date
CA463818A Expired CA463818A (fr)			Conduit souterrain

Country	Link
CA (1)	CA463818A (fr)

Publication	Publication Date	Title
CA468044A (fr)	1950-09-12	Acylaceto guanazoles
CA465093A (fr)	1950-05-16	Perforateur a papier
CA469000A (fr)	1950-10-31	Plasticiseurs
CA467595A (fr)	1950-08-29	Petoires
CA469058A (fr)	1950-10-31	Contre-vitrage
CA467304A (fr)	1950-08-15	Assemblages de fixation d'arbres
CA463819A (fr)	1950-03-21	Mecanisme de declenche de fermeture
CA465713A (fr)	1950-06-06	Mecanisme de mise en position d'article
CA468632A (fr)	1950-10-10	Pulsometres
CA466625A (fr)	1950-07-18	Fourche de charrue
AU147273B2 (en)	1950-04-20	Vapourizers
CA468609A (fr)	1950-10-10	Pompes a vis
CA469784A (fr)	1950-11-28	Aerage des moteurs
CA470361A (fr)	1950-12-26	Pinces a ligne
CA463495A (fr)	1950-03-07	Betonniere
CA468587A (fr)	1950-10-10	Photophones
CA468996A (fr)	1950-10-31	Petechimetres
CA463474A (fr)	1950-03-07	Hydroscope
CA466159A (fr)	1950-06-27	Balistoscope
CA469082A (fr)	1950-10-31	2-sulfanilamidopyrazine
AU145677B2 (en)	1950-09-21	Haircutters
CA462705A (fr)	1950-01-24	Appareil electrique d'equilibre
CA467357A (fr)	1950-08-15	Micromanometres
CA468195A (fr)	1950-09-19	Teintures polyazoiques
CA465876A (fr)	1950-06-13	2-alkylidene-3-ceto-4-acylamidotetrahydrothiophene