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FR496338A - Pipe connector - Google Patents

Pipe connector

Info

Publication number
FR496338A
FR496338A FR496338DA FR496338A FR 496338 A FR496338 A FR 496338A FR 496338D A FR496338D A FR 496338DA FR 496338 A FR496338 A FR 496338A
Authority
FR
France
Prior art keywords
pipe connector
connector
pipe
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Norman Blythe Braly
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR496338A publication Critical patent/FR496338A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/04—Air ducts
    • E21F1/06—Duct connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR496338D 1919-02-22 1919-02-22 Pipe connector Expired FR496338A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR496338T 1919-02-22

Publications (1)

Publication Number Publication Date
FR496338A true FR496338A (en) 1919-11-04

Family

ID=1531780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR496338D Expired FR496338A (en) 1919-02-22 1919-02-22 Pipe connector

Country Status (1)

Country Link
FR (1) FR496338A (en)

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