NL31781C - - Google Patents

Info

Publication number
NL31781C
NL31781C NL31781DA NL31781C NL 31781 C NL31781 C NL 31781C NL 31781D A NL31781D A NL 31781DA NL 31781 C NL31781 C NL 31781C
Authority
NL
Netherlands
Application number
Publication of NL31781C publication Critical patent/NL31781C/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/152—Making rifle and gunbarrels
NL31781D NL31781C (en)

Publications (1)

Publication Number Publication Date
NL31781C true NL31781C (en)

Family

ID=1795771

Family Applications (1)

Application Number Title Priority Date Filing Date
NL31781D NL31781C (en)

Country Status (1)

Country Link
NL (1) NL31781C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277875A (en) * 1979-09-04 1981-07-14 Standard Oil Company (Indiana) VMP Riser release tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277875A (en) * 1979-09-04 1981-07-14 Standard Oil Company (Indiana) VMP Riser release tool

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