CA183708A - Dispositif a diffusion de la lumiere - Google Patents

Dispositif a diffusion de la lumiere

Info

Publication number: CA183708A
Authority: CA; Canada
Prior art keywords: distributing device; light distributing; light; distributing
Prior art date: 1918-03-15
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

CA000183708A

Other languages

English (en)

Inventor

David Crownfield

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.)

1918-03-15

Filing date

1918-03-15

Publication date

1918-04-23

1918-03-15 Application filed by Individual filed Critical Individual

1918-04-23 Application granted granted Critical

1918-04-23 Publication of CA183708A publication Critical patent/CA183708A/fr

Status Expired legal-status Critical Current

Links

CA000183708A 1918-03-15 1918-03-15 Dispositif a diffusion de la lumiere Expired CA183708A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA183708T		1918-03-15

Publications (1)

Publication Number	Publication Date
CA183708A true CA183708A (fr)	1918-04-23

Family

ID=45303360

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000183708A Expired CA183708A (fr)	1918-03-15	1918-03-15	Dispositif a diffusion de la lumiere

Country Status (1)

Country	Link
CA (1)	CA183708A (fr)

1918
- 1918-03-15 CA CA000183708A patent/CA183708A/fr not_active Expired

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