FR905963A - Micrometer for measuring smooth-walled holes and threaded parts - Google Patents

Micrometer for measuring smooth-walled holes and threaded parts

Info

Publication number
FR905963A
FR905963A FR905963DA FR905963A FR 905963 A FR905963 A FR 905963A FR 905963D A FR905963D A FR 905963DA FR 905963 A FR905963 A FR 905963A
Authority
FR
France
Prior art keywords
micrometer
threaded parts
measuring smooth
walled holes
walled
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
Saverio Bono
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 FR905963A publication Critical patent/FR905963A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B3/00—Measuring instruments characterised by the use of mechanical techniques
    • G01B3/18—Micrometers
FR905963D 1941-05-21 1942-05-13 Micrometer for measuring smooth-walled holes and threaded parts Expired FR905963A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT905963X 1941-05-21

Publications (1)

Publication Number Publication Date
FR905963A true FR905963A (en) 1945-12-19

Family

ID=11331788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905963D Expired FR905963A (en) 1941-05-21 1942-05-13 Micrometer for measuring smooth-walled holes and threaded parts

Country Status (1)

Country Link
FR (1) FR905963A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826820A (en) * 1954-03-23 1958-03-18 Lufkin Rule Co Hole gauges

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826820A (en) * 1954-03-23 1958-03-18 Lufkin Rule Co Hole gauges

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