PORTALS ENGINEERING LIMITED

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HARWICH, GB

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Patents Grantslast 30 patents

Information Patent Grant
Sheet counting apparatus
- Patent number 5,262,620
- Issue date Nov 16, 1993
- Portals Engineering Limited
- Simon Webber
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Filling machines
- Patent number 4,976,296
- Issue date Dec 11, 1990
- Portals Engineering Limited
- Peter E. Pope
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Powder flow control valve
- Patent number 4,974,646
- Issue date Dec 4, 1990
- Portals Engineering Limited
- David Martin
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Label applying devices for applying adhesive labels to articles
- Patent number 4,919,747
- Issue date Apr 24, 1990
- Portals Engineering Limited
- Christopher R. Eagle
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Gathering machine
- Patent number 4,830,352
- Issue date May 16, 1989
- Portals Engineering Limited
- Philip Birtwhistle
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Bookbinding machine
- Patent number 4,653,972
- Issue date Mar 31, 1987
- Portals Engineering Limited
- Robert M. Lewis
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER