CA782803A - Mine roof bolts - Google Patents

Mine roof bolts

Info

Publication number: CA782803A
Authority: CA; Canada
Prior art keywords: mine roof; roof bolts; bolts; mine; roof
Prior art date: 1968-04-16
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

CA782803A

Inventor

E. Worley William

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

1968-04-16

1968-04-16 Application granted granted Critical

1968-04-16 Publication of CA782803A publication Critical patent/CA782803A/en

Status Expired legal-status Critical Current

Links

CA782803A Mine roof bolts Expired CA782803A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA782803T

Publications (1)

Publication Number	Publication Date
CA782803A true CA782803A (en)	1968-04-16

Family

ID=36245477

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA782803A Expired CA782803A (en)			Mine roof bolts

Country Status (1)

Country	Link
CA (1)	CA782803A (en)

0
- CA CA782803A patent/CA782803A/en not_active Expired

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