information about Vacuum cleaner field
Field Hierarchy
Parent | |||
---|---|---|---|
Physics 33M papers | Engineering 25M papers | Geography 13.2M papers | Mechanical engineering 5.5M papers |
Thermodynamics 5.1M papers | Meteorology 2.8M papers | Suction 38.9k papers | |
Current | |||
Vacuum cleaner 1,044 papers | |||
Child |
Trends
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History