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select DISTINCT count(*) from patent where intlcl like 'B64%' OR intlcl like '% B64%'

6 Patents found in Aero Space category

Displaying 1 to 6 of 6 patents

1     218310     India     A DEVICE FOR THE DIRECT MEASUREMENT OF AERODYNAMIC LOADS OF STRUCTURES
2     7168656     USA     Lightweight helicopter
3     5536087     USA     Foil journal bearing having straight foils useful for providing support for high speed rotors and a process for fabricating said bearing
4     135278     India     A novel system for ignition and flame stabilization in after burners and duct burners of aircraft gas turbine engines
5     79211     India     A method for the production of superior grade of (smoke points above 20 mm) kerosene and aviation turbine fuels from high aromatic content (per cent) about 40 middle distillates of crude oil
6     64554     India     A bearing

Displaying 1 to 6 of 6 patents