USPC 244/151

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U.S. patent classification subclass 244/151 is for patents related to devices for attaching parachutes to the person or objects to be lowered.[1][2][3]

References

Patents in categories USPC 244/151 or USPC 244/151R

Enclosing categories USPC 244/142
Subcategories
Keywords Parachute, freight
Start year
End year