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Patents Grants
last 30 patents
Information
Patent Grant
Worm gear mount
Patent number
4,308,759
Issue date
Jan 5, 1982
Rollei-Werke Franke & Heidecke
Reinhard Sobotta
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Removable remote control unit for a slide projector
Patent number
4,306,782
Issue date
Dec 22, 1981
Rollei-Werke Franke & Heidecke GmbH
Reinhard Sobotta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Camera with automatic flash power level selection
Patent number
4,306,792
Issue date
Dec 22, 1981
Rollei-Werke Franke & Heidecke GmbH
Claus Prochnow
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Camera
Patent number
D261894
Issue date
Nov 17, 1981
Rollei-Werke Franke & Heidecke
Bodo Mielke
D16 - Photography and optical equipment
Information
Patent Grant
Photographic view finder camera with retractable lens tube
Patent number
4,219,265
Issue date
Aug 26, 1980
Rollei-Werke Franke & Heidecke
Heinz Waaske
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Viewfinder system with focusing screen
Patent number
4,208,115
Issue date
Jun 17, 1980
Rollei-Werke Franke & Heidecke
Joachim Proske
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Light measuring unit for an electronic flash device
Patent number
4,208,617
Issue date
Jun 17, 1980
Rollei-Werke Franke & Heidecke
Arthur Schneider
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Combined miniature camera and holding device for the same
Patent number
D254790
Issue date
Apr 22, 1980
Rollei-Werke Franke & Heidecke
Heinz Waaske
D16 - Photography and optical equipment
Information
Patent Grant
Mirror reflex camera
Patent number
D253829
Issue date
Jan 1, 1980
Rollei-Werke Franke & Heidecke
Bodo Mielke
D16 - Photography and optical equipment
Information
Patent Grant
Photographic slide projector
Patent number
D253708
Issue date
Dec 18, 1979
Rollei-Werke Franke & Heidecke
Dieter Mankau
D16 - Photography and optical equipment
Information
Patent Grant
Photographic camera
Patent number
D253475
Issue date
Nov 20, 1979
Rollei-Werke Franke & Heidecke
Jochen Kramer
D16 - Photography and optical equipment
Information
Patent Grant
Crank drive for a photographic camera
Patent number
4,173,903
Issue date
Nov 13, 1979
Rollei-Werke Franke & Heidecke
Friedrich Papke
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Still projector with cover
Patent number
4,170,409
Issue date
Oct 9, 1979
Rollei-Werke Franke & Heidecke
Reinhard Sobotta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Roll film camera for cartridges having a single mode-changing contr...
Patent number
4,168,896
Issue date
Sep 25, 1979
Rollei-Werke Franke & Heidecke
Bodo Mielke
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic slide projector
Patent number
4,165,927
Issue date
Aug 28, 1979
Rollei-Werke Franke & Heidecke
Reinhard Sobotta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Slide projector drive mechanism for a circular magazine
Patent number
4,165,928
Issue date
Aug 28, 1979
Rollei-Werke Franke & Heidecke
Roland Schirrmacher
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Support for a camera
Patent number
4,162,696
Issue date
Jul 31, 1979
Rollei-Werke Franke & Heidecke
Jurgen Sprung
A45 - HAND OR TRAVELLING ARTICLES
Information
Patent Grant
Rapid-charging circuit
Patent number
4,162,439
Issue date
Jul 24, 1979
Rollei-Werke Franke & Heidecke
Arthur Schneider
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Photographic camera
Patent number
D252399
Issue date
Jul 17, 1979
Rollei-Werke Franke & Heidecke
Heinz Waaske
D16 - Photography and optical equipment
Information
Patent Grant
Roll film camera for rendering a bend in a film harmless
Patent number
4,158,494
Issue date
Jun 19, 1979
Rollei-Werke Franke & Heidecke
Bodo Mielke
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Position indicator
Patent number
4,156,566
Issue date
May 29, 1979
Rollei-Werke Franke & Heidecke
Heinz Thiele
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic camera
Patent number
D251975
Issue date
May 29, 1979
Rollei-Werke Franke & Heidecke
Jochen Kramer
D16 - Photography and optical equipment
Information
Patent Grant
Photographic camera
Patent number
4,154,519
Issue date
May 15, 1979
Rollei-Werke Franke & Heidecke
Heinz Waaske
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Capacitor charge indicator in an electronic photoflash
Patent number
4,145,637
Issue date
Mar 20, 1979
Rollei-Werke Franke & Heidecke
Hans G. Giese
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projector having an adjustable height
Patent number
4,141,523
Issue date
Feb 27, 1979
Rollei-Werke Franke & Heidecke
Lothar Brendgens
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic enlarger
Patent number
4,136,948
Issue date
Jan 30, 1979
Rollei-Werke Franke & Heidecke
Claus Prochnow
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Dual photographic slide projector
Patent number
4,127,324
Issue date
Nov 28, 1978
Rollei-Werke Franke & Heidecke
Reinhard Sobotta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Still projector with spare projection lamp
Patent number
4,127,323
Issue date
Nov 28, 1978
Rollei-Werke Franke & Heidecke
Reinhard Sobotta
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Automatic electronic flash device
Patent number
4,125,766
Issue date
Nov 14, 1978
Rollei-Werke Franke & Heidecke
Wilfried Holtje
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic flash unit
Patent number
D250267
Issue date
Nov 14, 1978
Rollei-Werke Franke & Heidecke
Claus Prochnow
D16 - Photography and optical equipment
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73129244 - ROLLEINAR
Serial number
73129244
Registration number
1110437
Filing date
Jun 6, 1977
ROLLEI OF AMERICA, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73039307 - HFT
Serial number
73039307
Registration number
1015715
Filing date
Dec 11, 1974
ROLLEI-WERKE FRANKE & HEIDECKE
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments