CA419212A - Dispositif de seismographe electrique - Google Patents

Dispositif de seismographe electrique

Info

Publication number: CA419212A
Authority: CA; Canada
Prior art keywords: electric; seismograph device; electric seismograph; seismograph
Prior art date: 1944-03-21
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

CA419212A

Other languages

English (en)

Inventor

Preston Minton John

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.)

ExxonMobil Oil Corp

Original Assignee

Socony Vacuum Oil Co Inc

Publication date

1944-03-21

1944-03-21 Application granted granted Critical

1944-03-21 Publication of CA419212A publication Critical patent/CA419212A/fr

Status Expired legal-status Critical Current

Links

CA419212A Dispositif de seismographe electrique Expired CA419212A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA419212T

Publications (1)

Publication Number	Publication Date
CA419212A true CA419212A (fr)	1944-03-21

Family

ID=35528490

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA419212A Expired CA419212A (fr)			Dispositif de seismographe electrique

Country Status (1)

Country	Link
CA (1)	CA419212A (fr)

0
- CA CA419212A patent/CA419212A/fr not_active Expired

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