CA801378A - Trench assembly - Google Patents

Trench assembly

Info

Publication number
CA801378A
CA801378A CA801378A CA801378DA CA801378A CA 801378 A CA801378 A CA 801378A CA 801378 A CA801378 A CA 801378A CA 801378D A CA801378D A CA 801378DA CA 801378 A CA801378 A CA 801378A
Authority
CA
Canada
Prior art keywords
trench assembly
trench
assembly
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
CA801378A
Inventor
W. Fork Frank
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.)
HH Robertson Co
Original Assignee
HH Robertson Co
Publication date
Application granted granted Critical
Publication of CA801378A publication Critical patent/CA801378A/en
Expired legal-status Critical Current

Links

CA801378A Trench assembly Expired CA801378A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA801378T

Publications (1)

Publication Number Publication Date
CA801378A true CA801378A (en) 1968-12-17

Family

ID=36269401

Family Applications (1)

Application Number Title Priority Date Filing Date
CA801378A Expired CA801378A (en) Trench assembly

Country Status (1)

Country Link
CA (1) CA801378A (en)

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