JOHN CHRISTOPHER HIRTH
Land Surveyors in Kinnelon, NJ

License number
Pennsylvania SU021180E
Category
Engineers
Type
Professional Land Surveyor
Address
Address 2
Kinnelon, NJ 07405
Pennsylvania

Professional information

John Hirth Photo 1

Wheelbarrow With Ratchet Mechanism

US Patent:
D354381, Jan 10, 1995
Filed:
Jul 9, 1993
Appl. No.:
D/010484
Inventors:
John C. Hirth - Butler NJ
US Classification:
D34 16