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Written — Non-Transport Machines

InventTable — WRITTEN ERA — Machines non-transport

InventionDescriptionYearInventorCountry
Helmet head protection 3000 BCE Sumer, Mesopotamia/ Egypt
Comb grooming 3000 BCE Persia
Umbrella shade, rain 2400 BCE China/Mesopotamia
Water clock time keeping 2000 BCE Babylonia/Indus River
Seismograph earthquake detection 1800 BCE China
Composite bow wood/horn/sinew composite 1700 BCE Egypt
Pulley simple machine 1500 BCE Egypt
Spoon hygiene utensil 1000 BCE Egypt

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Leo Dean Jansen

Leo Dean Jansen, MD is a retired orthopedic surgeon with a special interest in the history of technology.  This web page is the culmination of  his efforts to define and organize the history of technology as seen through 2000 inventions.  TECHNOLOGY:  TABLE, TRUTHS, TIMELINE, TOP 100 represents the 4 parts of this project.

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