FR1055475A - Plastic eyepiece forming machine - Google Patents

Plastic eyepiece forming machine

Info

Publication number
FR1055475A
FR1055475A FR1055475DA FR1055475A FR 1055475 A FR1055475 A FR 1055475A FR 1055475D A FR1055475D A FR 1055475DA FR 1055475 A FR1055475 A FR 1055475A
Authority
FR
France
Prior art keywords
plastic
forming machine
eyepiece
eyepiece forming
machine
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.)
J H R G ATEL
Original Assignee
J H R G ATEL
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 J H R G ATEL filed Critical J H R G ATEL
Application granted granted Critical
Publication of FR1055475A publication Critical patent/FR1055475A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
FR1055475D 1952-05-06 1952-05-06 Plastic eyepiece forming machine Expired FR1055475A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1055475T 1952-05-06

Publications (1)

Publication Number Publication Date
FR1055475A true FR1055475A (en) 1954-02-18

Family

ID=9596982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1055475D Expired FR1055475A (en) 1952-05-06 1952-05-06 Plastic eyepiece forming machine

Country Status (1)

Country Link
FR (1) FR1055475A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0242452A2 (en) * 1986-04-23 1987-10-28 BONOTTO s.n.c. di Bonotto Giovanni & C. Shaping apparatus for optical lenses

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0242452A2 (en) * 1986-04-23 1987-10-28 BONOTTO s.n.c. di Bonotto Giovanni & C. Shaping apparatus for optical lenses
EP0242452A3 (en) * 1986-04-23 1988-02-03 BONOTTO s.n.c. di Bonotto Giovanni & C. Shaping apparatus for optical lenses

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