BR8204694A - Unidade de evacuacao de edificios
- Google Patents
Unidade de evacuacao de edificios
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Publication number
BR8204694A
BR8204694ABR8204694ABR8204694ABR8204694ABR 8204694 ABR8204694 ABR 8204694ABR 8204694 ABR8204694 ABR 8204694ABR 8204694 ABR8204694 ABR 8204694ABR 8204694 ABR8204694 ABR 8204694A
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Application filed by Thomas Nikolaus Heimann, Peter ErzbergerfiledCriticalThomas Nikolaus Heimann
Priority to BR8204694ApriorityCriticalpatent/BR8204694A/pt
Publication of BR8204694ApublicationCriticalpatent/BR8204694A/pt