CA188357A - Machine a tunnels - Google Patents

Machine a tunnels

Info

Publication number
CA188357A
CA188357A CA000188357A CA188357DA CA188357A CA 188357 A CA188357 A CA 188357A CA 000188357 A CA000188357 A CA 000188357A CA 188357D A CA188357D A CA 188357DA CA 188357 A CA188357 A CA 188357A
Authority
CA
Canada
Prior art keywords
tunnelling machine
tunnelling
machine
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
CA000188357A
Other languages
English (en)
Inventor
Frederick James Trumpour
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA188357A publication Critical patent/CA188357A/fr
Expired legal-status Critical Current

Links

CA000188357A 1918-11-02 1918-11-02 Machine a tunnels Expired CA188357A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA188357T 1918-11-02

Publications (1)

Publication Number Publication Date
CA188357A true CA188357A (fr) 1919-01-21

Family

ID=45308008

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000188357A Expired CA188357A (fr) 1918-11-02 1918-11-02 Machine a tunnels

Country Status (1)

Country Link
CA (1) CA188357A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD941383S1 (en) * 2019-01-02 2022-01-18 Thinkware Corporation Car video recorder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD941383S1 (en) * 2019-01-02 2022-01-18 Thinkware Corporation Car video recorder

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