CA493770A - Manhole covers - Google Patents

Manhole covers

Info

Publication number
CA493770A
CA493770A CA493770A CA493770DA CA493770A CA 493770 A CA493770 A CA 493770A CA 493770 A CA493770 A CA 493770A CA 493770D A CA493770D A CA 493770DA CA 493770 A CA493770 A CA 493770A
Authority
CA
Canada
Prior art keywords
manhole covers
manhole
covers
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
CA493770A
Other languages
French (fr)
Inventor
Baier Kurt
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 CA493770A publication Critical patent/CA493770A/en
Expired legal-status Critical Current

Links

CA493770A Manhole covers Expired CA493770A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA493770T

Publications (1)

Publication Number Publication Date
CA493770A true CA493770A (en) 1953-06-23

Family

ID=35639161

Family Applications (1)

Application Number Title Priority Date Filing Date
CA493770A Expired CA493770A (en) Manhole covers

Country Status (1)

Country Link
CA (1) CA493770A (en)

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