What does JL stand for?

Jadassohn-Lewandowsky - Syndrome - Thickening of the nails - Medicine (DAVI)

Jaffe-Lichtenstein - Syndrome - or Fibrous dysplasia - Orthopedics (DAVI)

Jail - Telegraphy (PCTE)

Jaksch-Luzet - Disease - Medicine (DB)

Jalisco - NCIC Mexican state code (NCIC)

Jamming Locator (SAUS)

J & L Specialty Steel - NYSE symbol (SPSG)

Japan Air Lines - ICAO designator (OAG)

Japan Line (SAUS)

Javan LASER

Jazz-Lift - Provides jazz records to persons in Iron Curtain countries - Defunct (EA)

Jefferson Lyons - Commercial firm - British

Jerichower Land - German license plate city code

Jim LeRoy - Air show performer (ASPC)

Job Library - Computer science (ELAL)

John Laing plc (EFIS)

Johnny Lightnings - Topper Toys

Johnson Line (SAUS)

Jones & Laughlin Steel - Federal Railroad Administration identification code

Joule's Law - Physics

Journal - Online database field identifier

Journal. American Liszt Society - A publication (SAUS)

Journal of Linguistics - A publication (SAUS)

July

Jump if Less (VLIE)

Jump Last (SAUS)

Junior Leaders Regiment - British military (DMA)

Jurin Law - Electronics

JustLife - Defunct (EA)

Just Looking - A browser - Retail slang

Lab. Jacques Logeais - France - Research code symbol

Jejunoileal - Medicine (MEDA)

Joel - Old Testament book

Joliotium - Chemistry (MEC)

July (ADWA)