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Filter: Subject of inventions
| Date: | 04 12 1954 |
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| Description: | Workman riveting two filter frames together horizontally. Taken for Research Products, 1011-1015 East Washington Avenue. |
| Date: | 04 12 1954 |
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| Description: | Workman riveting filter frames together in a L shape, taken for Research Products, 1011-1015 East Washington Avenue. |
| Date: | 01 11 1954 |
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| Description: | A man displaying a Research Products Corporation rack for Filter Fry frying pan covers, "Takes the spatter out of kitchen frying." |
| Date: | 11 04 1943 |
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| Description: | Closed ladder against trade shelves at Madison-Kipp Corp., 201-231 Waubesa Street. |
| Date: | 03 25 1947 |
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| Description: | Metal baby high chair, capable of being disassembled and folded for easy transport. Taken for Halbert M. Wood, WooDick Corporation. |
| Date: | 03 25 1947 |
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| Description: | Metal baby high chair capable of disassembling and folding for easy transport. Close-up view of chair disassembled, with parts packed in a suitcase. View d... |
| Date: | 03 24 1947 |
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| Description: | Prototype of "Sure Grip" fishing pole holder for carrying fishing poles on the top or sides of a car. Shows device with an advertising card attached that i... |
| Date: | 12 06 1957 |
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| Description: | The small black sensor on the end of the antenna of a model Vanguard satellite, will detect differences in radiation as the satellite passes over the earth... |
| Date: | 12 04 1957 |
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| Description: | Professor Verner Suomi of the University of Wisconsin meteorology department and leader of a university team building one of the U.S. satellites, is shown ... |
| Date: | 1920 |
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| Description: | Outdoor view of a car, built by two University of Wisconsin students, which can be driven remotely. |
| Date: | 10 18 1879 |
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| Description: | Depiction of Edison's Electric Generator in the weekly journal of practical information, art, science, chemistry and manufactures. It is an electrical gene... |
| Date: | 12 24 1894 |
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| Description: | Diploma of honorable mention presented to Stephen M. Babcock by the Board of Lady Managers of the Columbian Exposition. The document honors Babcock's inven... |
| Date: | 04 02 1946 |
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| Description: | Mr. Mullarkey (probably Leo R. Mullarkey) standing beside Glider Home Laundry and Dry Cleaning Agitator, Washer and steam garment press with Vel Colgate so... |
| Date: | 02 23 1955 |
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| Description: | Five scientists wearing lab coats gather around an apparatus in a laboratory. |
| Date: | |
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| Description: | Jack Penewell of Madison, originator of the twelve string Hawaiian guitar (or so his business card says), with another musician tentatively identified as T... |
| Date: | 04 09 1948 |
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| Description: | Police Officer Lester Shore, holding a "River Shiner" fishing lure, for which he holds a patent. It is a casting plug that has a metal lip and shaft and im... |
| Date: | 02 11 1948 |
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| Description: | A Thompson boat with detachable Berg boat wheels on the stern and an Evinrude outboard motor. Taken for the Kulzick Advertizing Agency. A man is standing i... |
| Date: | 04 28 1947 |
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| Description: | Several patented golf tees designed to slip over the handle of a golf club. Shown are two different types of two-pronged tees, a three-pronged tee, a singl... |
| Date: | 03 13 1947 |
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| Description: | June D. (Mrs. Sheldon) Wengel serving as a model for a remote flash tripped via a photo-electric cell invented in Madison by Sheldon Wengel and Howard La C... |
| Date: | 03 13 1947 |
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| Description: | Sheldon Wengel and Howard La Court demonstrating a photographer's remote flash with a woman model. |
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