Duplo Manufacturing Corporation

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Komae, JP

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Patents Grantslast 30 patents

Information Patent Grant
Illegal-sheet-material detection apparatus in sheet material manufa...
- Patent number 4,605,926
- Issue date Aug 12, 1986
- Duplo Seiko Corp.
- Tetsuo Onishi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Winding apparatus for removing used stencil
- Patent number 4,566,383
- Issue date Jan 28, 1986
- Duplo Seiko Corporation
- Ken Matsushita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink detecting device for rotary printer
- Patent number 4,563,947
- Issue date Jan 14, 1986
- Duplo Seiki Corporation
- Ken Matsushita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS