Resources Contact Us Home
Browse by Category: Main > Business
Class Information
Number: 355/54
Name: Photocopying > Projection printing and copying cameras > Producing plural rows of pictures on photosensitive paper
Description: Subject matter including structure, such as a mask having a plurality of apertures therein, for making a plurality of images on photosensitive film strip or sheets in the form of rows and columns.

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
3998544 Synchronous auxiliary camera projector Dec. 21, 1976
3998546 Multi-image reproducing apparatus Dec. 21, 1976
3995956 Microrecord having mirror-images Dec. 7, 1976
3994581 Microfilm camera and photographic film handling apparatus with film positioning mechanism Nov. 30, 1976
3973344 Multi-image slide mount Aug. 10, 1976
3972610 Electrophotographic apparatus for production of plural images on a sheet Aug. 3, 1976
3953123 Transport apparatus for an automatic micro-image viewer printer machine Apr. 27, 1976
3951545 Photographic print apparatus Apr. 20, 1976
3940211 Step-and-repeat projection alignment and exposure system Feb. 24, 1976

1 2 3 4 5

  Recently Added Patents
Methods and systems for presenting an inhalation experience
Fabricated leaf tea products
Methods and system for providing drug pricing information from multiple pharmacy benefit managers (PBMs)
System and method for oscillator frequency control
Maintenance guidance display device, maintenance guidance display method, and maintenance guidance display program
High-efficiency preambles for communications systems over pseudo-stationary communication channels
Food safety printer
  Randomly Featured Patents
Preparation of a calcium sulfate anhydrite material of low chloride content
Negative pressure gauge with a multi-stage positioning means
Light beam deflecting apparatus, image forming apparatus utilizing the same and drive method therefor
Inspectable vault system for the disposal of radioactive waste having a liquid collection system
Apparatus and methods for submerged processing of a grooved work surface using a movable gate
Buffet and china cabinet
Method for forming an epitaxial compound semiconductor layer on a semi-insulating substrate
Detachable coupon for laminated corrugated packaging material and method of manufacture
Recording head and process for producing the same
Bicycle drive train cleaning shield