Elmer D. Bewersdorf

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Downers Grove, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Signature gathering machine with segment wheel calibrated to main d...
- Patent number 4,519,598
- Issue date May 28, 1985
- McCain Manufacturing Corporation
- William B. McCain
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Varying the drop of sheets into a hopper
- Patent number 4,180,259
- Issue date Dec 25, 1979
- McCain Manufacturing Co.
- Elmer Bewersdorf
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet feeders
- Patent number 4,177,982
- Issue date Dec 11, 1979
- McCain Manufacturing Corporation
- Elmer Bewersdorf
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Newspaper stuffers
- Patent number 4,174,829
- Issue date Nov 20, 1979
- McCain Manufacturing Corporation
- William B. McCain
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
SHEET TRIMMING MACHINE
- Patent number 3,981,212
- Issue date Sep 21, 1976
- William B. McCain
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Folding machines
- Patent number 3,931,963
- Issue date Jan 13, 1976
- McCain Manufacturing Corporation
- Elmer D. Bewersdorf
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL