JPS50101981A - - Google Patents

Info

Publication number
JPS50101981A
JPS50101981A JP590174A JP590174A JPS50101981A JP S50101981 A JPS50101981 A JP S50101981A JP 590174 A JP590174 A JP 590174A JP 590174 A JP590174 A JP 590174A JP S50101981 A JPS50101981 A JP S50101981A
Authority
JP
Japan
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.)
Pending
Application number
JP590174A
Other languages
Japanese (ja)
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
Priority to JP590174A priority Critical patent/JPS50101981A/ja
Publication of JPS50101981A publication Critical patent/JPS50101981A/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
    • B28D5/02—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills
    • B28D5/022—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills by cutting with discs or wheels
    • B28D5/028—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills by cutting with discs or wheels with a ring blade having an inside cutting edge
JP590174A 1974-01-11 1974-01-11 Pending JPS50101981A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP590174A JPS50101981A (fr) 1974-01-11 1974-01-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP590174A JPS50101981A (fr) 1974-01-11 1974-01-11

Publications (1)

Publication Number Publication Date
JPS50101981A true JPS50101981A (fr) 1975-08-12

Family

ID=11623785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP590174A Pending JPS50101981A (fr) 1974-01-11 1974-01-11

Country Status (1)

Country Link
JP (1) JPS50101981A (fr)

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