Robert Sieveking

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Rockford, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Hollow metal door mortiser and method of using same
- Patent number 4,495,687
- Issue date Jan 29, 1985
- Robert Sieveking
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
FIXTURE AND SYSTEM FOR PRODUCING SIDE-MILLED KEYS
- Publication number 20130309033
- Publication date Nov 21, 2013
- Robert Sieveking
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR