FR702877A - Porte de ramonage à double fermeture - Google Patents

Porte de ramonage à double fermeture

Info

Publication number: FR702877A
Authority: FR; France
Prior art keywords: double closing; chimney sweep; door; sweep door; closing chimney
Prior art date: 1930-01-14
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

Other languages

English (en)

Inventor

Alphonse Lehmann

Victor Lehmann

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.)

1930-01-14

Filing date

1930-01-14

Publication date

1931-04-18

1930-01-14 Application filed filed Critical

1931-04-18 Application granted granted Critical

1931-04-18 Publication of FR702877A publication Critical patent/FR702877A/fr

Status Expired legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J13/00—Fittings for chimneys or flues
- F23J13/08—Doors or covers specially adapted for smoke-boxes, flues, or chimneys

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)

FR702877D 1930-01-14 1930-01-14 Porte de ramonage à double fermeture Expired FR702877A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR702877T		1930-01-14

Publications (1)

Publication Number	Publication Date
FR702877A true FR702877A (fr)	1931-04-18

Family

ID=9059776

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR702877D Expired FR702877A (fr)	1930-01-14	1930-01-14	Porte de ramonage à double fermeture

Country Status (1)

Country	Link
FR (1)	FR702877A (fr)

1930
- 1930-01-14 FR FR702877D patent/FR702877A/fr not_active Expired

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