4. A - Human Necessities
  5. 62
  6. B

Yin-Hsi Liao

A - Human Necessities – 62 – B

Inventor

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Inventor

Country: Taiwan

High-rise emergency escape device

A - Human Necessities – 62 – B
Patent

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Impact indicator for shooting training

F - Mech Eng,Light,Heat,Weapons – 41 – J
Patent

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Realistic sparring structure used in a shooting training

F - Mech Eng,Light,Heat,Weapons – 41 – A
Patent

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High-rise emergency escape device

A - Human Necessities – 62 – B
Patent

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Profile ID: LFCA-PAI-P-1301942

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