Brevetti   Cina  

Patent:CN1191999

Brevetto:	CN 1191999
Titolo:	Slide Rule for the design of reinforced concrete beam and plate
Data:	02.09.1998
Luogo:
Nazione:	Cina
Persona:	Yang Zuwen
Ditta:
Link interni:	Rechenschieber
Keywords:
Link al brevetto: (without guarantee)	CN1191999

• DATUM: 02.09.1998
• TITEL: Slide rule for the design of reinforced concrete beam and plate
• PERSON: YANG ZUWEN CN