CA150729A - Procede de durcissement de la pierre - Google Patents

Procede de durcissement de la pierre

Info

Publication number: CA150729A
Authority: CA; Canada
Prior art keywords: hardening process; stone hardening; stone; hardening
Prior art date: 1911-09-12
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

CA000150729A

Other languages

English (en)

Inventor

Harris Mcdonald

Arthur Edward Mallaby

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.)

1911-09-12

Filing date

1911-09-12

Publication date

1913-09-30

1911-09-12 Application filed by Individual filed Critical Individual

1913-09-30 Application granted granted Critical

1913-09-30 Publication of CA150729A publication Critical patent/CA150729A/fr

Status Expired legal-status Critical Current

Links

239000004575 stone Substances 0.000 title 1

CA000150729A 1911-09-12 1911-09-12 Procede de durcissement de la pierre Expired CA150729A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA150729T		1911-09-12

Publications (1)

Publication Number	Publication Date
CA150729A true CA150729A (fr)	1913-09-30

Family

ID=45270443

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000150729A Expired CA150729A (fr)	1911-09-12	1911-09-12	Procede de durcissement de la pierre

Country Status (1)

Country	Link
CA (1)	CA150729A (fr)

1911
- 1911-09-12 CA CA000150729A patent/CA150729A/fr not_active Expired

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