JPS5418331A - Blackboard wiper with dust collector - Google Patents

Blackboard wiper with dust collector

Info

Publication number
JPS5418331A
JPS5418331A JP8230077A JP8230077A JPS5418331A JP S5418331 A JPS5418331 A JP S5418331A JP 8230077 A JP8230077 A JP 8230077A JP 8230077 A JP8230077 A JP 8230077A JP S5418331 A JPS5418331 A JP S5418331A
Authority
JP
Japan
Prior art keywords
dust collector
blackboard wiper
blackboard
wiper
collector
Prior art date
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
Application number
JP8230077A
Other languages
Japanese (ja)
Inventor
Takeshi Saitou
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP8230077A priority Critical patent/JPS5418331A/en
Publication of JPS5418331A publication Critical patent/JPS5418331A/en
Pending legal-status Critical Current

Links

JP8230077A 1977-07-09 1977-07-09 Blackboard wiper with dust collector Pending JPS5418331A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8230077A JPS5418331A (en) 1977-07-09 1977-07-09 Blackboard wiper with dust collector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8230077A JPS5418331A (en) 1977-07-09 1977-07-09 Blackboard wiper with dust collector

Publications (1)

Publication Number Publication Date
JPS5418331A true JPS5418331A (en) 1979-02-10

Family

ID=13770692

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8230077A Pending JPS5418331A (en) 1977-07-09 1977-07-09 Blackboard wiper with dust collector

Country Status (1)

Country Link
JP (1) JPS5418331A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55151592U (en) * 1979-04-19 1980-10-31
JPS5686195U (en) * 1979-12-10 1981-07-10
KR20040043619A (en) * 2002-11-19 2004-05-24 에스엠씨코리아 주식회사 Electromotion Board Eraser
JP2011178111A (en) * 2010-03-03 2011-09-15 Funada Kyoikukai Blackboard eraser

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4827393A (en) * 1971-08-16 1973-04-11
JPS4831853B1 (en) * 1967-08-14 1973-10-02
JPS4838935B1 (en) * 1967-04-14 1973-11-20
JPS4917331B1 (en) * 1965-07-24 1974-04-30
JPS5140060U (en) * 1974-09-12 1976-03-25
JPS51103529A (en) * 1975-03-06 1976-09-13 Oyama Katsuhiro DENKIKOKU BANFUKI

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917331B1 (en) * 1965-07-24 1974-04-30
JPS4838935B1 (en) * 1967-04-14 1973-11-20
JPS4831853B1 (en) * 1967-08-14 1973-10-02
JPS4827393A (en) * 1971-08-16 1973-04-11
JPS5140060U (en) * 1974-09-12 1976-03-25
JPS51103529A (en) * 1975-03-06 1976-09-13 Oyama Katsuhiro DENKIKOKU BANFUKI

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55151592U (en) * 1979-04-19 1980-10-31
JPS5686195U (en) * 1979-12-10 1981-07-10
KR20040043619A (en) * 2002-11-19 2004-05-24 에스엠씨코리아 주식회사 Electromotion Board Eraser
JP2011178111A (en) * 2010-03-03 2011-09-15 Funada Kyoikukai Blackboard eraser

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