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Technology in the 50’s

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Technology in the 50’s - PowerPoint PPT Presentation


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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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Presentation Transcript
a is for aa alkaline batteries
A is for “AA” alkaline batteries

These were first produced by Eveready in 1956.

b is for barcode
B is for Barcode

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

e is for
E is for

Vkie;ia

is for
is for

C;ijsne

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