CA181618A - Declivimetre - Google Patents

Declivimetre

Info

Publication number
CA181618A
CA181618A CA000181618A CA181618DA CA181618A CA 181618 A CA181618 A CA 181618A CA 000181618 A CA000181618 A CA 000181618A CA 181618D A CA181618D A CA 181618DA CA 181618 A CA181618 A CA 181618A
Authority
CA
Canada
Prior art keywords
grade indicator
grade
indicator
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
CA000181618A
Other languages
English (en)
Inventor
Rutherford B. Potter
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 CA181618A publication Critical patent/CA181618A/fr
Expired legal-status Critical Current

Links

CA000181618A 1917-06-09 1917-06-09 Declivimetre Expired CA181618A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA181618T 1917-06-09

Publications (1)

Publication Number Publication Date
CA181618A true CA181618A (fr) 1918-01-15

Family

ID=45301270

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000181618A Expired CA181618A (fr) 1917-06-09 1917-06-09 Declivimetre

Country Status (1)

Country Link
CA (1) CA181618A (fr)

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