1 Rappers in Bull Valley, IL Directory

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John Jonelis Bull Valley, IL

Rapper • Music Artist • Musicians • Construction

United States Patent	Inventor	Appl. No.	Assignee
#4932985 Jun 12, 1990 Filed: May 5, 1989	Robert E. Jonelis (Barrington, IL) John A. Jonelis (Crystal Lake, IL) David L. Parta (Naperville, IL) Glen M. Peterson (Brainerd, MN)	7/348220	Midwest Power Corp. (Rolling Meadows, IL)
International Classification:	B03C 376	U.S. Classification:	55112

United States Patent

Inventor

Appl. No.

Assignee

#4932985 Jun 12, 1990

Filed: May 5, 1989

Robert E. Jonelis (Barrington, IL)
John A. Jonelis (Crystal Lake, IL)
David L. Parta (Naperville, IL)
Glen M. Peterson (Brainerd, MN)

7/348220

Midwest Power Corp. (Rolling Meadows, IL)

International Classification:

B03C 376

U.S. Classification:

55112

Patent:

Rapper construction

Abstract:

A rapper for use in vibrating parts of an electrostatic precipitator by utilizing an impact force. ...

Sub-specializations