KR950015126U - 가스 오염정도 표시장치 - Google Patents

가스 오염정도 표시장치

Info

Publication number
KR950015126U
KR950015126U KR2019930025814U KR930025814U KR950015126U KR 950015126 U KR950015126 U KR 950015126U KR 2019930025814 U KR2019930025814 U KR 2019930025814U KR 930025814 U KR930025814 U KR 930025814U KR 950015126 U KR950015126 U KR 950015126U
Authority
KR
South Korea
Prior art keywords
pollution degree
gas pollution
degree indicator
indicator
gas
Prior art date
Application number
KR2019930025814U
Other languages
English (en)
Other versions
KR970001329Y1 (ko
Inventor
조성일
안병호
박종진
Original Assignee
주식회사 신세대
안병호
박종진
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 주식회사 신세대, 안병호, 박종진 filed Critical 주식회사 신세대
Priority to KR2019930025814U priority Critical patent/KR970001329Y1/ko
Publication of KR950015126U publication Critical patent/KR950015126U/ko
Application granted granted Critical
Publication of KR970001329Y1 publication Critical patent/KR970001329Y1/ko

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/94—Investigating contamination, e.g. dust

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Ventilation (AREA)
KR2019930025814U 1993-11-30 1993-11-30 가스 오염정도 표시장치 KR970001329Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019930025814U KR970001329Y1 (ko) 1993-11-30 1993-11-30 가스 오염정도 표시장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930025814U KR970001329Y1 (ko) 1993-11-30 1993-11-30 가스 오염정도 표시장치

Publications (2)

Publication Number Publication Date
KR950015126U true KR950015126U (ko) 1995-06-17
KR970001329Y1 KR970001329Y1 (ko) 1997-02-22

Family

ID=19369342

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930025814U KR970001329Y1 (ko) 1993-11-30 1993-11-30 가스 오염정도 표시장치

Country Status (1)

Country Link
KR (1) KR970001329Y1 (ko)

Also Published As

Publication number Publication date
KR970001329Y1 (ko) 1997-02-22

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee