FR846644A - Perfectionnements apportés aux aspirateurs de poussières - Google Patents

Perfectionnements apportés aux aspirateurs de poussières

Info

Publication number: FR846644A
Authority: FR; France
Prior art keywords: improvements made; vacuum cleaners; dust vacuum; dust; cleaners
Prior art date: 1937-11-27
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)

French (fr)

Inventor

Lehmkuhl

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.)

1937-11-27

Filing date

1938-11-26

Publication date

1939-09-21

1938-11-26 Application filed filed Critical

1939-09-21 Application granted granted Critical

1939-09-21 Publication of FR846644A publication Critical patent/FR846644A/fr

Status Expired legal-status Critical Current

Classifications

- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/20—Means for cleaning filters

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Filtering Of Dispersed Particles In Gases (AREA)

FR846644D 1937-11-27 1938-11-26 Perfectionnements apportés aux aspirateurs de poussières Expired FR846644A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NO207074X		1937-11-27
NO60738X		1938-07-06

Publications (1)

Publication Number	Publication Date
FR846644A true FR846644A (fr)	1939-09-21

Family

ID=26647557

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR846644D Expired FR846644A (fr)	1937-11-27	1938-11-26	Perfectionnements apportés aux aspirateurs de poussières

Country Status (4)

Country	Link
BE (1)	BE431318A (de)
CH (1)	CH207074A (de)
DE (1)	DE701338C (de)
FR (1)	FR846644A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI71660C (fi) *	1983-12-16	1990-11-11	Martti Ilmari Ollila	Sugare.

0
- BE BE431318D patent/BE431318A/xx unknown
1938
- 1938-07-07 DE DE1938L0095132 patent/DE701338C/de not_active Expired
- 1938-11-26 CH CH207074D patent/CH207074A/de unknown
- 1938-11-26 FR FR846644D patent/FR846644A/fr not_active Expired

Also Published As

Publication number	Publication date
DE701338C (de)	1941-01-14
BE431318A (de)
CH207074A (de)	1939-09-30

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