FR557981A - Testing apparatus - Google Patents

Testing apparatus

Info

Publication number
FR557981A
FR557981A FR557981DA FR557981A FR 557981 A FR557981 A FR 557981A FR 557981D A FR557981D A FR 557981DA FR 557981 A FR557981 A FR 557981A
Authority
FR
France
Prior art keywords
testing apparatus
testing
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
Moses Spindel
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 filed Critical
Application granted granted Critical
Publication of FR557981A publication Critical patent/FR557981A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/56—Investigating resistance to wear or abrasion

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)
FR557981D 1926-11-05 1922-02-09 Testing apparatus Expired FR557981A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR32556T 1926-11-05

Publications (1)

Publication Number Publication Date
FR557981A true FR557981A (en) 1923-08-20

Family

ID=8670259

Family Applications (2)

Application Number Title Priority Date Filing Date
FR557981D Expired FR557981A (en) 1926-11-05 1922-02-09 Testing apparatus
FR32556D Expired FR32556E (en) 1926-11-05 1926-11-05 Testing apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR32556D Expired FR32556E (en) 1926-11-05 1926-11-05 Testing apparatus

Country Status (1)

Country Link
FR (2) FR557981A (en)

Also Published As

Publication number Publication date
FR32556E (en) 1928-02-14

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