late of Sao Leopoldo, BR
Information
Patent Grant
Petroleo Brasileiro S.A.
Aldyr Witter
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Petroleo Brasileiro S.A.-Petrobras
Aldyr Witter
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Petroleo Brasileiro S.A.
Aldyr Witter
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Petroleo Brasileiro S.A.-Petrobras
Aldyr Witter
E04 - BUILDING
Information
Patent Grant
Petroleo Brasileiro S.A.-Petrobras
Aldyr Witter
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Petroleo Brasileiro, S.A.-Petrobras
Aldyr Witter
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Petoleo Brasileiro SA--Petrobras
Aldyr Witter
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
