JPH0435199Y2 - - Google Patents

Info

Publication number
JPH0435199Y2
JPH0435199Y2 JP1988045700U JP4570088U JPH0435199Y2 JP H0435199 Y2 JPH0435199 Y2 JP H0435199Y2 JP 1988045700 U JP1988045700 U JP 1988045700U JP 4570088 U JP4570088 U JP 4570088U JP H0435199 Y2 JPH0435199 Y2 JP H0435199Y2
Authority
JP
Japan
Prior art keywords
pump chamber
blackboard
handle plate
wiping cloth
check valve
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.)
Expired
Application number
JP1988045700U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01153997U (enrdf_load_stackoverflow
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 filed Critical
Priority to JP1988045700U priority Critical patent/JPH0435199Y2/ja
Publication of JPH01153997U publication Critical patent/JPH01153997U/ja
Application granted granted Critical
Publication of JPH0435199Y2 publication Critical patent/JPH0435199Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Check Valves (AREA)
JP1988045700U 1988-04-06 1988-04-06 Expired JPH0435199Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988045700U JPH0435199Y2 (enrdf_load_stackoverflow) 1988-04-06 1988-04-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988045700U JPH0435199Y2 (enrdf_load_stackoverflow) 1988-04-06 1988-04-06

Publications (2)

Publication Number Publication Date
JPH01153997U JPH01153997U (enrdf_load_stackoverflow) 1989-10-24
JPH0435199Y2 true JPH0435199Y2 (enrdf_load_stackoverflow) 1992-08-20

Family

ID=31272003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988045700U Expired JPH0435199Y2 (enrdf_load_stackoverflow) 1988-04-06 1988-04-06

Country Status (1)

Country Link
JP (1) JPH0435199Y2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111361333A (zh) * 2020-03-20 2020-07-03 赵泽明 一种教育用板书装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838936U (enrdf_load_stackoverflow) * 1971-09-10 1973-05-15
JPS4958919A (enrdf_load_stackoverflow) * 1972-10-13 1974-06-07
JPS523745U (enrdf_load_stackoverflow) * 1975-06-24 1977-01-11
JPS52118040U (enrdf_load_stackoverflow) * 1976-03-04 1977-09-07
JPS5338437U (enrdf_load_stackoverflow) * 1976-09-06 1978-04-04

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111361333A (zh) * 2020-03-20 2020-07-03 赵泽明 一种教育用板书装置
CN111361333B (zh) * 2020-03-20 2021-06-22 威海海洋职业学院 一种教育用板书装置

Also Published As

Publication number Publication date
JPH01153997U (enrdf_load_stackoverflow) 1989-10-24

Similar Documents

Publication Publication Date Title
US4593427A (en) Waterproof scouring glove
US2534086A (en) Window cleaner
US20070020020A1 (en) Flexible floor cleaning device
US2739334A (en) Cleaning, dusting and polishing device
CN102599854A (zh) 擦拭布
JPH0435199Y2 (enrdf_load_stackoverflow)
JP5506005B1 (ja) 黒板拭き
CN204995357U (zh) 一种地面清洁器
CN207058235U (zh) 一种环保无尘擦墙装置
KR100287220B1 (ko) 흡입휀을 이용한 진동 칠판 지우개
CN206357880U (zh) 一种手持电动黑板擦
CN216060386U (zh) 扫地机器人的擦拭组件以及扫地机器人
US4976000A (en) Device adapted for cleaning dust, grime and the like from a surface such as a skylight
JPH07309099A (ja) 黒板用消去装置
CA2625679C (en) Cleaning device with deformable cleaning body
CN107244169B (zh) 一种清洁粉笔擦
CN211067012U (zh) 一种医用手套组件
CN218898468U (zh) 一种内面防湿口罩
JP3060413U (ja) 吸塵、水拭き両機能電気掃除機用ノズル
CN209336358U (zh) 一种黑板擦
CN203695537U (zh) 计算机屏幕保洁装置
CN208541084U (zh) 一种自清洁功能的地毯
JPS6115264Y2 (enrdf_load_stackoverflow)
CN212097783U (zh) 贮液消毒地垫
CN2371935Y (zh) 可兼擦地板拖鞋使用的清洁用纸的构造