KR890002305U - Shredding detection device for document shredder - Google Patents

Shredding detection device for document shredder

Info

Publication number
KR890002305U
KR890002305U KR2019870011369U KR870011369U KR890002305U KR 890002305 U KR890002305 U KR 890002305U KR 2019870011369 U KR2019870011369 U KR 2019870011369U KR 870011369 U KR870011369 U KR 870011369U KR 890002305 U KR890002305 U KR 890002305U
Authority
KR
South Korea
Prior art keywords
shredding
detection device
document shredder
shredder
document
Prior art date
Application number
KR2019870011369U
Other languages
Korean (ko)
Other versions
KR900003430Y1 (en
Inventor
강태욱
Original Assignee
강태욱
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 강태욱 filed Critical 강태욱
Priority to KR2019870011369U priority Critical patent/KR900003430Y1/en
Publication of KR890002305U publication Critical patent/KR890002305U/en
Application granted granted Critical
Publication of KR900003430Y1 publication Critical patent/KR900003430Y1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/0007—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating documents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Pulverization Processes (AREA)
KR2019870011369U 1987-07-10 1987-07-10 Paper-mincing machine KR900003430Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870011369U KR900003430Y1 (en) 1987-07-10 1987-07-10 Paper-mincing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870011369U KR900003430Y1 (en) 1987-07-10 1987-07-10 Paper-mincing machine

Publications (2)

Publication Number Publication Date
KR890002305U true KR890002305U (en) 1989-03-28
KR900003430Y1 KR900003430Y1 (en) 1990-04-23

Family

ID=19265153

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870011369U KR900003430Y1 (en) 1987-07-10 1987-07-10 Paper-mincing machine

Country Status (1)

Country Link
KR (1) KR900003430Y1 (en)

Also Published As

Publication number Publication date
KR900003430Y1 (en) 1990-04-23

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
J204 Request for invalidation trial [patent]
J301 Trial decision

Free format text: TRIAL DECISION FOR INVALIDATION REQUESTED 19990506

Effective date: 19990930

LAPS Lapse due to unpaid annual fee