Charles J. Prange

Person

Cridersville, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus for monitoring sewer cleaning tool extension
- Patent number 5,009,242
- Issue date Apr 23, 1991
- Sewer Rodding Equipment Company
- Charles J. Prange
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
High pressure hose pulsation cleaning method
- Patent number 4,933,018
- Issue date Jun 12, 1990
- Sewer Rodding Equipment Co.
- Charles J. Prange
- B08 - CLEANING
Information Patent Grant
High pressure hose pulsation attachment
- Patent number 4,878,517
- Issue date Nov 7, 1989
- Sewer Rodding Equipment Co.
- Charles J. Prange
- B08 - CLEANING
Information Patent Grant
Automated sewer cleaning rodding machine
- Patent number 4,839,936
- Issue date Jun 20, 1989
- Sewer Rodding Equipment Company
- Charles J. Prange
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Sewer cleaning equipment
- Patent number 4,838,302
- Issue date Jun 13, 1989
- Sewer Rodding Equipment Co.
- Charles J. Prange
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Automated sewer cleaning rodding machine
- Patent number 4,734,951
- Issue date Apr 5, 1988
- Sewer Rodding Equipment Company
- Charles J. Prange
- B08 - CLEANING
Information Patent Grant
Hose feeder guide apparatus
- Patent number 4,540,017
- Issue date Sep 10, 1985
- Charles J. Prange
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sewer rod turning machine safety device
- Patent number 4,464,806
- Issue date Aug 14, 1984
- Sewer Rodding Equipment Co.
- Charles J. Prange
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Sewer pipe tester
- Patent number 4,418,572
- Issue date Dec 6, 1983
- Sewer Rodding Equipment Co.
- Charles J. Prange
- G01 - MEASURING TESTING

Charles J. Prange

Person

Patents Grantslast 30 patents

Apparatus for monitoring sewer cleaning tool extension

High pressure hose pulsation cleaning method

High pressure hose pulsation attachment

Automated sewer cleaning rodding machine

Sewer cleaning equipment

Automated sewer cleaning rodding machine

Hose feeder guide apparatus

Sewer rod turning machine safety device

Sewer pipe tester