JPS502953B1 - - Google Patents
Info
- Publication number
- JPS502953B1 JPS502953B1 JP9388369A JP9388369A JPS502953B1 JP S502953 B1 JPS502953 B1 JP S502953B1 JP 9388369 A JP9388369 A JP 9388369A JP 9388369 A JP9388369 A JP 9388369A JP S502953 B1 JPS502953 B1 JP S502953B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Landscapes
- Filters For Electric Vacuum Cleaners (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9388369A JPS502953B1 (zh) | 1969-11-22 | 1969-11-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9388369A JPS502953B1 (zh) | 1969-11-22 | 1969-11-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS502953B1 true JPS502953B1 (zh) | 1975-01-30 |
Family
ID=14094858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9388369A Pending JPS502953B1 (zh) | 1969-11-22 | 1969-11-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS502953B1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5161354U (zh) * | 1974-11-07 | 1976-05-14 | ||
JPS6215543U (zh) * | 1985-07-12 | 1987-01-30 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2211934A (en) * | 1939-01-03 | 1940-08-20 | Harley J Mcallister | Vacuum cleaner |
US2684125A (en) * | 1952-05-31 | 1954-07-20 | Hoover Co | Suction cleaner having multiple concentric filters |
-
1969
- 1969-11-22 JP JP9388369A patent/JPS502953B1/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2211934A (en) * | 1939-01-03 | 1940-08-20 | Harley J Mcallister | Vacuum cleaner |
US2684125A (en) * | 1952-05-31 | 1954-07-20 | Hoover Co | Suction cleaner having multiple concentric filters |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5161354U (zh) * | 1974-11-07 | 1976-05-14 | ||
JPS6215543U (zh) * | 1985-07-12 | 1987-01-30 |