FR759531A - Improvements to mine bits - Google Patents

Improvements to mine bits

Info

Publication number
FR759531A
FR759531A FR759531DA FR759531A FR 759531 A FR759531 A FR 759531A FR 759531D A FR759531D A FR 759531DA FR 759531 A FR759531 A FR 759531A
Authority
FR
France
Prior art keywords
mine
bits
mine bits
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)
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.)
Davey Bickford Smith et Cie SA
Original Assignee
Davey Bickford Smith et Cie SA
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 Davey Bickford Smith et Cie SA filed Critical Davey Bickford Smith et Cie SA
Application granted granted Critical
Publication of FR759531A publication Critical patent/FR759531A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
    • C06C5/00—Fuses, e.g. fuse cords

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR759531D 1932-11-02 1932-11-02 Improvements to mine bits Expired FR759531A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR759531T 1932-11-02

Publications (1)

Publication Number Publication Date
FR759531A true FR759531A (en) 1934-02-05

Family

ID=9167293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR759531D Expired FR759531A (en) 1932-11-02 1932-11-02 Improvements to mine bits

Country Status (1)

Country Link
FR (1) FR759531A (en)

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