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Patent cluster source review

Print, Paper, and Recordkeeping in Black Patent Memory

A noindex Sprint 8 source-review cluster for printing presses, paper receptacles, pencil sharpeners, and office-calculation records that need careful identity and title review.

Cluster thesis

Print, paper, and recordkeeping

Print, paper, and recordkeeping tools show how Black patent memory enters publishing, paper custody, writing, office calculation, and civic administration. CultureUp keeps this cluster noindex while several rows still need identity evidence or exact patent-family reconciliation.

Related patent holders

William A. Lavalette / 208184 Henry Brown / 352036 John Lee Love / 542419 / 594114 Shelby J. Davidson / exact patent records needed

Patent records

Source-led record cards

These cards show patent-record facts and review status without promoting final holder rank.

identity_reviewSprint priority 1Not public rankutility patentunder review

208184: Improvement in Printing-Presses

William A. Lavalette / 1878-09-17

Sprint 8 identity-review record. The patent row supports printing-press facts, but identity evidence is required before indexable promotion.

Residence: Washington, District of Columbia
Category: print infrastructure / civic text systems
Source status: under review
Chronology handling: identity_review
Cluster: Print, paper, and recordkeeping
Primary sources: 1 mapped

identity_reviewSprint priority 4Not public rankutility patentunder review

352036: Receptacle for Papers

Henry Brown / 1886-11-02

Sprint 8 identity-review record. Treat as recordkeeping and paper-security infrastructure until public identity evidence is ledgered.

Residence: source review pending
Category: paper security / recordkeeping
Source status: under review
Chronology handling: identity_review
Cluster: Print, paper, and recordkeeping
Primary sources: 1 mapped

sprint_candidateSprint priority 6Not public rankutility patentmedium high

542419: Plasterer's Hawk

John Lee Love / 1895-07-09

Sprint 8 public-tools candidate. The plasterer's hawk row supports trade-tool memory and portable work systems.

Residence: source review pending
Category: trade tools / plastering
Source status: medium high
Chronology handling: sprint_candidate
Cluster: Print, paper, and recordkeeping
Primary sources: 1 mapped

sprint_candidateSprint priority 6Not public rankutility patentmedium high

594114: Pencil-Sharpener

John Lee Love / 1897-11-23

Sprint 8 public-tools candidate. The pencil-sharpener row supports desk, office, paperweight, and writing-infrastructure memory.

Residence: Fall River, Massachusetts
Category: desk tools / writing infrastructure
Source status: medium high
Chronology handling: sprint_candidate
Cluster: Print, paper, and recordkeeping
Primary sources: 1 mapped

source_reviewSprint priority 9Not public rankutility patentunder review

DAVIDSON-OFFICE-CALCULATION-REVIEW: Adding-Machine and Office-Calculation Patent Family

Shelby J. Davidson / 1910-01-01

Sprint 8 source-review placeholder. Exact adding-machine and tabulating-device patent rows are required before promotion.

Residence: source review pending
Category: office calculation / source review
Source status: under review
Chronology handling: source_review
Cluster: Print, paper, and recordkeeping
Primary sources: 1 mapped

Proof limits

What this cluster can and cannot prove.

What these records can prove

Patent numbers, issue dates, titles, and recorded places for Lavalette, Brown, and Love where attached.
A public-record tools lane covering printing, paper storage, writing, and office calculation.
Why source-review rows should stay visible without being promoted as completed biography.

What remains under review

Public identity evidence for Lavalette and Henry Brown.
Exact Davidson office-calculation patent rows.
Commercial use, office adoption, publishing context, and civic administration evidence.

Co-inventor and assignee notes

Love's profile is indexable because two patent rows are attached; the cluster remains noindex because the surrounding lane still includes unresolved source-review rows.
Davidson remains a source-review file until exact patent rows are ledgered.

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