Vacuum cleaner and method of determining a kind of a surface of a floor being cleaned thereby
A Standard patent application filed on 15 August 1990 credited to Yamaguchi, Seiji
;
Kimura, Masahiro
;
Moro, Masaru
;
Matsuyo, Tadashi
;
Kawakami, Hiroshi
;
Okubo, Hideo
Details
Application number :
61021
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Vacuum cleaner and method of determining a kind of a surface of a floor being cleaned thereby