Frank Schumann

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Patents Grantslast 30 patents

Information Patent Grant
Rotational switching apparatus with separately driven stitching head
- Patent number 4,858,539
- Issue date Aug 22, 1989
- VEB Kombinat Polygraph "Werner Lamberz" Leipzig
- Frank Schumann
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Cylindrical stitching device for binding single sheets
- Patent number 4,850,520
- Issue date Jul 25, 1989
- Veb Kombinat Polygraph "Werner Lamberz" Leipzig
- Frank Schumann
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Method and apparatus to determine folding deviations
- Patent number 4,578,052
- Issue date Mar 25, 1986
- Veb Kombinat Polygraph "Werner Lamberz" Leipzig
- Andreas Engel
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Process for the determination of thickness of adhesive layers of in...
- Patent number 4,456,379
- Issue date Jun 26, 1984
- Veb Kombinat Polygraph "Werner Lamberz" Leipzig
- Frank Schumann
- G01 - MEASURING TESTING