PRADIP KANTI MITRA
Engineers in Philadelphia, PA

License number
Pennsylvania PE015867E
Category
Engineers
Type
Professional Engineer
Address
Address
Philadelphia, PA 19118
LicenseFiles verified this license of Apr 25, 2017 at the Pennsylvania Licensing System.

Professional information

Pradip Mitra Photo 1

Crane

US Patent:
3992836, Nov 23, 1976
Filed:
Mar 5, 1975
Appl. No.:
5/555396
Inventors:
Pradip Kanti Mitra - Philadelphia PA
International Classification:
E04C 310
US Classification:
52223R
Abstract:
The boom of a crane is provided with a prestressing means to place the top of the boom in compression and the bottom of the boom in tension.

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