CA231306A - Porte de vagon a grain - Google Patents

Porte de vagon a grain

Info

Publication number
CA231306A
CA231306A CA231306A CA231306DA CA231306A CA 231306 A CA231306 A CA 231306A CA 231306 A CA231306 A CA 231306A CA 231306D A CA231306D A CA 231306DA CA 231306 A CA231306 A CA 231306A
Authority
CA
Canada
Prior art keywords
railroad cars
grain door
grain
door
railroad
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
CA231306A
Other languages
English (en)
Inventor
Harry Howard Avery
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.)
AVERY GRAIN DOOR SALES Ltd
Original Assignee
AVERY GRAIN DOOR SALES Ltd
Publication date
Application granted granted Critical
Publication of CA231306A publication Critical patent/CA231306A/fr
Expired legal-status Critical Current

Links

CA231306A Porte de vagon a grain Expired CA231306A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA231306T

Publications (1)

Publication Number Publication Date
CA231306A true CA231306A (fr) 1923-05-22

Family

ID=35128678

Family Applications (1)

Application Number Title Priority Date Filing Date
CA231306A Expired CA231306A (fr) Porte de vagon a grain

Country Status (1)

Country Link
CA (1) CA231306A (fr)

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