Roger Walker

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Nantwich, GB

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Patents Grantslast 30 patents

Information Patent Grant
Printing wheel setting and aligning apparatus
- Patent number 4,709,630
- Issue date Dec 1, 1987
- McCorquodale Machine Systems Limited
- David R. G. Wilkins
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing in register on sheets
- Patent number 4,552,065
- Issue date Nov 12, 1985
- McCorquodale Machine Systems Limited
- Donald G. Billington
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Apparatus for performing operations on a stack of sheets
- Patent number 4,341,299
- Issue date Jul 27, 1982
- McCorquodale Machine Systems Limited
- Roger Walker
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Printer with sheet feeder having registering station and suction co...
- Patent number 4,307,661
- Issue date Dec 29, 1981
- McCorquodale Machine Systems Limited
- David R. G. Wilkins
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL