JPS54110070A - Multiple cutting of polychrome jewel - Google Patents

Multiple cutting of polychrome jewel

Info

Publication number
JPS54110070A
JPS54110070A JP444779A JP444779A JPS54110070A JP S54110070 A JPS54110070 A JP S54110070A JP 444779 A JP444779 A JP 444779A JP 444779 A JP444779 A JP 444779A JP S54110070 A JPS54110070 A JP S54110070A
Authority
JP
Japan
Prior art keywords
polychrome
jewel
multiple cutting
cutting
polychrome jewel
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.)
Pending
Application number
JP444779A
Other languages
English (en)
Japanese (ja)
Inventor
Kureigu Moorisu Robaato
Uein Ooderu Aaru
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.)
Honeywell International Inc
Original Assignee
Allied Chemical Corp
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 Allied Chemical Corp filed Critical Allied Chemical Corp
Publication of JPS54110070A publication Critical patent/JPS54110070A/ja
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C17/00—Gems or the like
    • A44C17/002—Gems made of several cut pieces
    • A44C17/003—Doublet stones

Landscapes

  • Adornments (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
JP444779A 1978-01-18 1979-01-18 Multiple cutting of polychrome jewel Pending JPS54110070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87038678A 1978-01-18 1978-01-18

Publications (1)

Publication Number Publication Date
JPS54110070A true JPS54110070A (en) 1979-08-29

Family

ID=25355269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP444779A Pending JPS54110070A (en) 1978-01-18 1979-01-18 Multiple cutting of polychrome jewel

Country Status (2)

Country Link
EP (1) EP0003174A3 (de)
JP (1) JPS54110070A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2286760A (en) * 1994-02-17 1995-08-30 Atomic Energy Authority Uk Colouration of gemstones
AT508020B1 (de) * 2009-03-26 2010-10-15 Swarovski & Co Facettiert geschliffener verbundkörper
CH709023B1 (de) * 2013-12-27 2019-01-15 Daniel Rytz Dr Verfahren zur Bildung eines Fensters, welches beleuchtungsquellenabhängig die Farbe wechselt, in einer Zone eines Objektes und Objekt mit einem solchen Fenster.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1377130A (en) * 1920-08-19 1921-05-03 Hashimoto Shozaburo Imitation stone and process for manufacturing
FR560188A (fr) * 1922-03-25 1923-09-29 Procédé de fabrication de brillant artificiel et autres pierres fines
US1745607A (en) * 1928-02-28 1930-02-04 D Esposito Ferdinand Composite gem
US2821114A (en) * 1952-04-16 1958-01-28 Pola Lux Ges Fur Blendschutz A Symmetrical interference polarizers
US3528261A (en) * 1968-04-12 1970-09-15 Harry S Jones Doublet gem construction
US3755025A (en) * 1972-01-17 1973-08-28 Chrom Tronics Inc Production of doublet blanks for simulated diamonds
DE2256955A1 (de) * 1972-11-21 1974-05-22 H W Brditschka Ohg Haid Schmuckstein
US3808836A (en) * 1972-11-30 1974-05-07 H Jones Doublet gem construction

Also Published As

Publication number Publication date
EP0003174A2 (de) 1979-07-25
EP0003174A3 (de) 1979-08-08

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