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Issue Date | Title | Author(s) |
---|---|---|
1979-01 | Stereo Phonograph Making Plant | - |
1979-01 | Radiator Making Plant | - |
1979-01 | Solar Desalination Unit | - |
1979-01 | Transformer Assembling Plant | - |
1979-01 | Power Duster and Mist Blower Plant | - |
1979-01 | Small-Scale Charcoal Production | - |
1979-01 | Polyester Zipper Making Plant | - |
1979-01 | Acetic Anhydride | - |
1979-01 | Acrylonitrile | - |
1979-01 | Ammonia | - |
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