Germany had a wide range of proximity fuses under development and/or
testing in the last year of the war:

Code Names & Descriptions:

BAD, Acoustic, under Graf Zeppelin Institute

ELKU (Elektro-Akoustic), and applied to PAPLITZ

FUCHS, Radio by AEG Berlin, intended for Hs-117, Hs-298, and other
missiles

ISEGRIMM, Electromagnetic by Orlich Institute of Danzig.

KAKADU, Radio by Donaulandische GmbH of Vienna. 3,000 were produced for
the Hs-293- used Doppler effect.

KRANICH, Acoustic by Ruhrstahl AG of Brackwerde. Highly rated German
proximity fuse.

KUGELBLITZ, Radio by Patent Verwertungs Gesellschaft of Salzvurg.
Developed for the Rhinetocktor missile. Used Doppler-shift effect.

KUHGLOCKE, Electrostatic by Rhinemetall-Borsig. Intended for missiles.
Prototypes only.

KUHGLOCKEN, Smaller version designed for AA shells.

LOTTE, Infrared for an unspecified missile- abandoned.

MARABU, Radio by Siemens-Halske under sub-contract of Rheinmetall AG.
Designed for the Hs-117, Hs-298, Rheintocktor and Wasserfall missiles.
Firing trials.

MARDER, Radio by Orlich Institute of Danzig.

MEISE, Acoustic by Neumann & Borm of Berlin.

PAPLITZ, Infrared by Elektro Akoustic Institute at Namslau then at
Kiel. A.K.A. "ELKU". Developed for Hs-117 and Wasserfall. Test firings.

PINSCHER, Radio by Orlich Institute of Danzig. Five prototypes.

PISTOLE, Photo-Electric, this project was incorporated into
WASSERMAUS.

ROULETTE, Infrared by Brickmann of Gera.

STIMMGABEL, Acoustic by the Graf Zeppelin Institute. Developed for
parachute-retarded bomb dropped over Allied bomber streams. Tested.

TRICHTER, Radio by Blaupunkt. Field tested.

WASSERMAUS, Photo-Electric, developed for the Wasserfall missile.

WIESEL, Radio by Orlich Institute of Danzig.

ZUNDER-19, Developed for 250kg bomb by Rheinmetall-Borsig. Started
1937. Cancelled 1943. Work continued into 1944.

Rob