BE475575A - - Google Patents
Info
- Publication number
- BE475575A BE475575A BE475575DA BE475575A BE 475575 A BE475575 A BE 475575A BE 475575D A BE475575D A BE 475575DA BE 475575 A BE475575 A BE 475575A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B69/00—Dyes not provided for by a single group of this subclass
- C09B69/001—Dyes containing an onium group attached to the dye skeleton via a bridge
- C09B69/002—Hydrazinium group
-
- 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)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
- Electric Vacuum Cleaner (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US691984A US2555253A (en) | 1946-08-21 | 1946-08-21 | Suction cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE475575A true BE475575A (xx) |
Family
ID=24778797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE475575D BE475575A (xx) | 1946-08-21 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2555253A (xx) |
| BE (1) | BE475575A (xx) |
| CH (1) | CH265819A (xx) |
| DE (1) | DE834730C (xx) |
| FR (1) | FR952207A (xx) |
| GB (1) | GB654067A (xx) |
| NL (1) | NL70160C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4426211A (en) * | 1980-12-19 | 1984-01-17 | Sharp Kabushiki Kaisha | Vacuum cleaner with dust disposal |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB410524A (en) * | 1932-11-24 | 1934-05-24 | Lionel Frank Mccardle | Improvements in vacuum cleaning apparatus |
| US2266976A (en) * | 1938-05-25 | 1941-12-23 | Quadrex Corp | Vertical canister type vacuum cleaner |
| US2192357A (en) * | 1938-08-05 | 1940-03-05 | Quadrex Corp | Vacuum cleaner |
| DE700388C (de) * | 1938-11-18 | 1941-03-06 | Siemens Schuckertwerke Akt Ges | Filterreinigungsvorrichtung fuer Staubsauger |
| US2211934A (en) * | 1939-01-03 | 1940-08-20 | Harley J Mcallister | Vacuum cleaner |
| BE465867A (xx) * | 1945-06-23 |
-
0
- NL NL70160D patent/NL70160C/xx active
- BE BE475575D patent/BE475575A/xx unknown
-
1946
- 1946-08-21 US US691984A patent/US2555253A/en not_active Expired - Lifetime
-
1947
- 1947-08-18 GB GB22872/47A patent/GB654067A/en not_active Expired
- 1947-08-20 FR FR952207D patent/FR952207A/fr not_active Expired
- 1947-08-21 CH CH265819D patent/CH265819A/fr unknown
-
1950
- 1950-10-01 DE DEH6083A patent/DE834730C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH265819A (fr) | 1949-12-31 |
| US2555253A (en) | 1951-05-29 |
| DE834730C (de) | 1952-03-24 |
| GB654067A (en) | 1951-06-06 |
| NL70160C (xx) | |
| FR952207A (fr) | 1949-11-14 |