Multiple Point Antifriction Bearing Rotary Drilling Bit, View 6
Image
Title
Multiple Point Antifriction Bearing Rotary Drilling Bit, View 6
Identifier
12133 OS
Source
1986
Description
One of six mounted photographs in a folder of a multiple point antifriction bearing rotary drilling bit, invented by William Bruce Flynn.
Writing below image includes witnesses to the creation of the invention and notary public signature dated 1931-06-18.
Writing below image includes witnesses to the creation of the invention and notary public signature dated 1931-06-18.
Creator
Unknown
Date
1931-06-18
Format
20.5 x 25.2 cm
Black and white photograph
Subject
Flynn, William Bruce
Bits (Drilling and boring)
Coverage
California
Ventura County (Calif.)
Ventura (Calif.)
Relation
12128 OS
12129 OS
12130 OS
12131 OS
12132 OS
Publisher
Museum of Ventura County
Rights
The copyright to this image has not been determined. These images are intended for personal or research use only. Please contact library staff for rights determinations and additional uses.
Type
Image
Language
English
Collection
Citation
Unknown, “Multiple Point Antifriction Bearing Rotary Drilling Bit, View 6,” Research Library at The Museum of Ventura County, accessed December 21, 2024, http://photographs.venturamuseum.org/items/show/3897.