DE1346298U
(https= )
US1612531A
(en )
1926-12-28
Hand sweeper
US3619251A
(en )
1971-11-09
Cleaning and polishing cloth and method of making it
CN224125824U
(zh )
2026-04-17
一种便于清洁的双层置物马桶刷架
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(zh )
2020-06-30
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CN217986937U
(zh )
2022-12-09
一种拖地机清洁刷
CN2243398Y
(zh )
1996-12-25
滚筒式吸尘黑板刷
Wilson
1912
Standardization of Janitor Service
CN2217952Y
(zh )
1996-01-24
吸尘器强吸力接口
CN209826602U
(zh )
2019-12-24
一种家居用便于清洗的拖把
KR880001093Y1
(ko )
1988-03-25
걸레와 빗자루가 결합된 다용도 쓰레기함
FR2241189A7
(en )
1975-03-14
Multi-purpose brush or broom head - gripping teeth to hold floor cloth and front scraper bar
Engelhardt et al.
1926
Standards for Public School Janitorial-Engineering Service
DE2340730A1
(de )
1975-06-26
Schuhschrank mit eingebauter aber herausfahrbarer oder herausziehbarer schuhputzmaschine
JPH0574656B2
(https= )
1993-10-18
Junnarkar et al.
2018
Three in One Floor Cleaner
KR200420041Y1
(ko )
2006-07-03
분리수거함 겸용 청소도구함
JP2598885B2
(ja )
1997-04-09
掃除具
US701482A
(en )
1902-06-03
Mop.
DE202021000331U1
(de )
2021-03-09
NTR-Reinigungshandschuh
Chatterjee
2018
Latest trends and development in the use of cleaning equipment in Hotel Housekeeping; its anticipations and opportunities
ES2163959B1
(es )
2003-04-01
Limpiador del cepillo de barrer.
CN2149865Y
(zh )
1993-12-22
擦刷刮鞋底装置
GB218899A
(en )
1924-07-17
Improvements in and relating to sweeping brooms and brushes
DE1321770U
(https= )