CA463818A - Conduit souterrain - Google Patents

Conduit souterrain

Info

Publication number
CA463818A
CA463818A CA463818A CA463818DA CA463818A CA 463818 A CA463818 A CA 463818A CA 463818 A CA463818 A CA 463818A CA 463818D A CA463818D A CA 463818DA CA 463818 A CA463818 A CA 463818A
Authority
CA
Canada
Prior art keywords
subdrain
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
CA463818A
Other languages
English (en)
Inventor
E. Shafer George
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.)
Armco Inc
Original Assignee
Armco Inc
Publication date
Application granted granted Critical
Publication of CA463818A publication Critical patent/CA463818A/fr
Expired legal-status Critical Current

Links

CA463818A Conduit souterrain Expired CA463818A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA463818T

Publications (1)

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

Family

ID=35593536

Family Applications (1)

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

Country Status (1)

Country Link
CA (1) CA463818A (fr)

Similar Documents

Publication Publication Date Title
CA468044A (fr) Acylaceto guanazoles
CA467595A (fr) Petoires
CA469058A (fr) Contre-vitrage
CA469000A (fr) Plasticiseurs
CA467304A (fr) Assemblages de fixation d'arbres
CA465713A (fr) Mecanisme de mise en position d'article
CA463819A (fr) Mecanisme de declenche de fermeture
CA469082A (fr) 2-sulfanilamidopyrazine
CA469048A (fr) Abrasifs
CA465876A (fr) 2-alkylidene-3-ceto-4-acylamidotetrahydrothiophene
CA466159A (fr) Balistoscope
CA466625A (fr) Fourche de charrue
CA467118A (fr) Enfile-aiguilles
CA467357A (fr) Micromanometres
CA463495A (fr) Betonniere
CA463474A (fr) Hydroscope
CA468195A (fr) Teintures polyazoiques
CA468587A (fr) Photophones
CA468609A (fr) Pompes a vis
CA468632A (fr) Pulsometres
CA468996A (fr) Petechimetres
CA462705A (fr) Appareil electrique d'equilibre
CA465093A (fr) Perforateur a papier
AU147273B2 (en) Vapourizers
CA463818A (fr) Conduit souterrain