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Technology in the 50’s

Technology in the 50’s. A is for “AA” alkaline batteries. These were first produced by Eveready in 1956. B is for Barcode. This was introduced by Joseph Woodland and Bernard Silver. They used patent number 2,612,994 in 1952. C is for Cheverolet. lutd. D is for Double Helix.

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Technology in the 50’s

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  1. Technology in the 50’s

  2. A is for “AA” alkaline batteries These were first produced by Eveready in 1956.

  3. B is for Barcode This was introduced by Joseph Woodland and Bernard Silver. They used patent number 2,612,994 in 1952.

  4. C is for Cheverolet lutd

  5. D is for Double Helix

  6. E is for Vkie;ia

  7. is for C;ijsne

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