Inventions
Material type:
- 1855610140
- BEL 000

Item type | Home library | Call number | Status | Date due | Barcode | Item holds | |
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Bahawalpur Campus (Senior Library - Central Region) | R 000 BEL (Browse shelf(Opens below)) | Not for loan | 000034814 |
Total holds: 0
Explains the nature of inventions and patents. Discusses major inventions in the past such as the telephone, radio, the first aeroplane, the electric generator and goes back in time to early tool-making and development of the wheel and sailing ship. Suggested level: intermediate, secondary
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