Solicitação de exame técnico
#4.1
10/31/1989
RPI 993
Application data
Number
PI8704742Type
Filing
Publication
The applicant withdrew the application. The case ended without a patent.
Talk to a specialistLatest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Leson Laboratório de Engenharia Sônica S/A
SP, BR
Inventors
H. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/31/1989
RPI 993
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RPI 961
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